Decimals and Whole Numbers Long Multiplication: Worksheets, Online Test and Calculators

Decimals and whole numbers long multiplication worksheets, solved worksheet problems or exercises with step-by-step work, formative assessment as online test, calculator and more learning resources to learn, practice, assess and master the basic math skills of integers and decimals.

Decimals and Whole Numbers Long Multiplication

Name Grade School
Date Questions30 Score

1
8814.6 x 258 = ?
2
14924.1 x 523 = ?
3
463.35 x 614 = ?
4
210462 x 7.79 = ?
5
28927.2 x 787 = ?
6
29050.2 x 209 = ?
7
1483.20 x 360 = ?
8
191739 x 1.75 = ?
9
542.19 x 302 = ?
10
3015.0 x 188 = ?
11
120879 x 36.6 = ?
12
92955 x 38.4 = ?
13
176187 x 30.0 = ?
14
260.40 x 493 = ?
15
63906 x 7.14 = ?
16
14045.1 x 401 = ?
17
1979.1 x 520 = ?
18
159822 x 3.03 = ?
19
271941 x 3.26 = ?
20
195936 x 1.03 = ?
21
167922 x 4.95 = ?
22
72999 x 3.36 = ?
23
56295 x 1.72 = ?
24
18867.0 x 445 = ?
25
2710.89 x 295 = ?
26
27708.3 x 618 = ?
27
242292 x 56.1 = ?
28
23932.5 x 640 = ?
29
174633 x 8.17 = ?
30
198834 x 78.5 = ?

Solved Worksheet Problems
1
8814.6 x 258 =  
2274166.8
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
8 8 1 4 6
  2 5 8
7 0 5 1 6 8
4 4 0 7 3 0   
1 7 6 2 9 2      
2 2 7 4 1 6 6 8
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
8814.6 x 258 = 2274166.8
2
14924.1 x 523 =  
7805304.3
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 4 9 2 4 1
  5 2 3
4 4 7 7 2 3
2 9 8 4 8 2   
7 4 6 2 0 5      
7 8 0 5 3 0 4 3
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
14924.1 x 523 = 7805304.3
3
463.35 x 614 =  
284496.90
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
4 6 3 3 5
  6 1 4
1 8 5 3 4 0
4 6 3 3 5   
2 7 8 0 1 0      
2 8 4 4 9 6 9 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
463.35 x 614 = 284496.90
4
210462 x 7.79 =  
1639498.98
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 1 0 4 6 2
  7 7 9
1 8 9 4 1 5 8
1 4 7 3 2 3 4   
1 4 7 3 2 3 4      
1 6 3 9 4 9 8 9 8
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
210462 x 7.79 = 1639498.98
5
28927.2 x 787 =  
22765706.4
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 8 9 2 7 2
  7 8 7
2 0 2 4 9 0 4
2 3 1 4 1 7 6   
2 0 2 4 9 0 4      
2 2 7 6 5 7 0 6 4
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
28927.2 x 787 = 22765706.4
6
29050.2 x 209 =  
6071491.8
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 9 0 5 0 2
  2 0 9
2 6 1 4 5 1 8
0 0 0 0 0 0   
5 8 1 0 0 4      
6 0 7 1 4 9 1 8
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
29050.2 x 209 = 6071491.8
7
1483.20 x 360 =  
533952.00
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 4 8 3 2 0
  3 6 0
0 0 0 0 0 0
8 8 9 9 2 0   
4 4 4 9 6 0      
5 3 3 9 5 2 0 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
1483.20 x 360 = 533952.00
8
191739 x 1.75 =  
335543.25
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 9 1 7 3 9
  1 7 5
9 5 8 6 9 5
1 3 4 2 1 7 3   
1 9 1 7 3 9      
3 3 5 5 4 3 2 5
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
191739 x 1.75 = 335543.25
9
542.19 x 302 =  
163741.38
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
5 4 2 1 9
  3 0 2
1 0 8 4 3 8
0 0 0 0 0   
1 6 2 6 5 7      
1 6 3 7 4 1 3 8
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
542.19 x 302 = 163741.38
10
3015.0 x 188 =  
566820.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
3 0 1 5 0
  1 8 8
2 4 1 2 0 0
2 4 1 2 0 0   
3 0 1 5 0      
5 6 6 8 2 0 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
3015.0 x 188 = 566820.0
11
120879 x 36.6 =  
4424171.4
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 2 0 8 7 9
  3 6 6
7 2 5 2 7 4
7 2 5 2 7 4   
3 6 2 6 3 7      
4 4 2 4 1 7 1 4
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
120879 x 36.6 = 4424171.4
12
92955 x 38.4 =  
3569472.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
9 2 9 5 5
  3 8 4
3 7 1 8 2 0
7 4 3 6 4 0   
2 7 8 8 6 5      
3 5 6 9 4 7 2 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
92955 x 38.4 = 3569472.0
13
176187 x 30.0 =  
5285610.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 7 6 1 8 7
  3 0 0
0 0 0 0 0 0
0 0 0 0 0 0   
5 2 8 5 6 1      
5 2 8 5 6 1 0 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
176187 x 30.0 = 5285610.0
14
260.40 x 493 =  
128377.20
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 6 0 4 0
  4 9 3
7 8 1 2 0
2 3 4 3 6 0   
1 0 4 1 6 0      
1 2 8 3 7 7 2 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
260.40 x 493 = 128377.20
15
63906 x 7.14 =  
456288.84
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
6 3 9 0 6
  7 1 4
2 5 5 6 2 4
6 3 9 0 6   
4 4 7 3 4 2      
4 5 6 2 8 8 8 4
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
63906 x 7.14 = 456288.84
16
14045.1 x 401 =  
5632085.1
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 4 0 4 5 1
  4 0 1
1 4 0 4 5 1
0 0 0 0 0 0   
5 6 1 8 0 4      
5 6 3 2 0 8 5 1
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
14045.1 x 401 = 5632085.1
17
1979.1 x 520 =  
1029132.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 9 7 9 1
  5 2 0
0 0 0 0 0
3 9 5 8 2   
9 8 9 5 5      
1 0 2 9 1 3 2 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
1979.1 x 520 = 1029132.0
18
159822 x 3.03 =  
484260.66
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 5 9 8 2 2
  3 0 3
4 7 9 4 6 6
0 0 0 0 0 0   
4 7 9 4 6 6      
4 8 4 2 6 0 6 6
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
159822 x 3.03 = 484260.66
19
271941 x 3.26 =  
886527.66
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 7 1 9 4 1
  3 2 6
1 6 3 1 6 4 6
5 4 3 8 8 2   
8 1 5 8 2 3      
8 8 6 5 2 7 6 6
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
271941 x 3.26 = 886527.66
20
195936 x 1.03 =  
201814.08
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 9 5 9 3 6
  1 0 3
5 8 7 8 0 8
0 0 0 0 0 0   
1 9 5 9 3 6      
2 0 1 8 1 4 0 8
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
195936 x 1.03 = 201814.08
21
167922 x 4.95 =  
831213.90
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 6 7 9 2 2
  4 9 5
8 3 9 6 1 0
1 5 1 1 2 9 8   
6 7 1 6 8 8      
8 3 1 2 1 3 9 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
167922 x 4.95 = 831213.90
22
72999 x 3.36 =  
245276.64
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
7 2 9 9 9
  3 3 6
4 3 7 9 9 4
2 1 8 9 9 7   
2 1 8 9 9 7      
2 4 5 2 7 6 6 4
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
72999 x 3.36 = 245276.64
23
56295 x 1.72 =  
96827.40
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
5 6 2 9 5
  1 7 2
1 1 2 5 9 0
3 9 4 0 6 5   
5 6 2 9 5      
9 6 8 2 7 4 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
56295 x 1.72 = 96827.40
24
18867.0 x 445 =  
8395815.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 8 8 6 7 0
  4 4 5
9 4 3 3 5 0
7 5 4 6 8 0   
7 5 4 6 8 0      
8 3 9 5 8 1 5 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
18867.0 x 445 = 8395815.0
25
2710.89 x 295 =  
799712.55
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 7 1 0 8 9
  2 9 5
1 3 5 5 4 4 5
2 4 3 9 8 0 1   
5 4 2 1 7 8      
7 9 9 7 1 2 5 5
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
2710.89 x 295 = 799712.55
26
27708.3 x 618 =  
17123729.4
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 7 7 0 8 3
  6 1 8
2 2 1 6 6 6 4
2 7 7 0 8 3   
1 6 6 2 4 9 8      
1 7 1 2 3 7 2 9 4
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
27708.3 x 618 = 17123729.4
27
242292 x 56.1 =  
13592581.2
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 4 2 2 9 2
  5 6 1
2 4 2 2 9 2
1 4 5 3 7 5 2   
1 2 1 1 4 6 0      
1 3 5 9 2 5 8 1 2
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
242292 x 56.1 = 13592581.2
28
23932.5 x 640 =  
15316800.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
2 3 9 3 2 5
  6 4 0
0 0 0 0 0 0
9 5 7 3 0 0   
1 4 3 5 9 5 0      
1 5 3 1 6 8 0 0 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
23932.5 x 640 = 15316800.0
29
174633 x 8.17 =  
1426751.61
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 7 4 6 3 3
  8 1 7
1 2 2 2 4 3 1
1 7 4 6 3 3   
1 3 9 7 0 6 4      
1 4 2 6 7 5 1 6 1
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
174633 x 8.17 = 1426751.61
30
198834 x 78.5 =  
15608469.0
Solution :
Convert the decimal numbers (Multiplicand and/or Multiplier) to whole numbers by multiplying as many 10s as equal to number of decimal places and perform the multiplication.
1 9 8 8 3 4
  7 8 5
9 9 4 1 7 0
1 5 9 0 6 7 2   
1 3 9 1 8 3 8      
1 5 6 0 8 4 6 9 0
Divide the modified product by as many 10s as multiplied to both multiplicand & multiplier, to write an exact product.
198834 x 78.5 = 15608469.0

Worksheet: Decimals and Whole Numbers Long Multiplication

Decimals and whole numbers long multiplication worksheet is the largest collection of practice problems and solved exercises which can be served as homework, classwork or assignment problems for the students to learn, practice, assess, iterate and master the skills of how to solve such integers and decimals problems in basic mathematics.

Online Test
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9926.61 x 107 = ?
3842.86 x 371 = ?
193 x 6533.91 = ?
1101.60 x 100 = ?
183 x 1445.10 = ?
533 x 3142.65 = ?
560 x 1167.62 = ?
300 x 3003.74 = ?
871 x 9001.53 = ?
7281.33 x 240 = ?

Online Test: Decimals and Whole Numbers Long Multiplication

This online test to find the decimals and whole numbers long multiplication is a formative assessment which can be used as homework, classwork or assignment problems to assess and improve the learner's math skills on integers and decimals.