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For example 3.97 x 6
For example 3.97 x 6
Set the question out like this:
For example 3.97 x 6
Set the question out like this:

T U . t h
3 . 9 7
X 6
2 9 .8

2
Always make sure that the decimal
points are lined up correctly

T U . t h
3 . 9 7
X 6
2 9 .8

2
Always make sure that the decimal
points are lined up correctly

T U . t h
3 . 9 7
X 6
2 9 .8

2
Then multiply the number in the
hundredths column (7)

T U . t h
3 . 9 7
X 6
2 9 .8

2
Then multiply the number in the
hundredths column (7) by 6

T U . t h
3 . 9 7
X 6
2 9 .8

2
7x6=

T U . t h
3 . 9 7
X 6
2 9 .8

2
7 x 6 = 42

T U . t h
3 . 9 7
X 6
2 9 .8

2
7 x 6 = 42
The 2 is placed in the answer
bar, in the hundredths column

T U . t h
3 . 9 7
X 6
2 9 .8

2
7 x 6 = 42
The 2 is placed in the answer
bar, in the hundredths column

T U . t h
3 . 9 7
X 6
2 9 .8

2
7 x 6 = 42
The 4 is placed under the answer
bar, under the tenths column

T U . t h
3 . 9 7
X 6
2 9 .8

2
7 x 6 = 42
The 4 is placed under the answer
bar, under the tenths column

T U . t h
3 . 9 7
X 6
2 9 .8
4

2
Next, multiply the number in the
tenths column (9)

T U . t h
3 . 9 7
X 6
2 9 .8
4

2
Next, multiply the number in the
tenths column (9) by 6

T U . t h
3 . 9 7
X 6
2 9 . 8 2
4
9x6=

T U . t h
3 . 9 7
X 6
2 9 . 8 2
4
9 x 6 = 54

T U . t h
3 . 9 7
X 6
2 9 . 8 2
4
9 x 6 = 54
This is added to the 4 from under
the tenths column

T U . t h
3 . 9 7
X 6
2 9 . 8 2
4
54 + 4 = 58

T U . t h
3 . 9 7
X 6
2 9 . 8 2
4
54 + 4 = 58
The 8 is put in the tenths column

T U . t h
3 . 9 7
X 6
2 9 . 8 2
4
54 + 4 = 58
The 5 is placed under the answer
bar, under the units column

T U . t h
3 . 9 7
X 6
2 9 . 8 2
5

4
Now, multiply the number in the
units column (3)

T U . t h
3 . 9 7
X 6
2 9 . 8 2
5

4
Now, multiply the number in the
units column (3) by 6

T U . t h
3 . 9 7
X 6
2 9 . 8 2
5

4
3 x 6 = 18

T U . t h
3 . 9 7
X 6
2 9 . 8 2
5

4
3 x 6 = 18
This is added to the 5 from under
the units column

T U . t h
3 . 9 7
X 6
2 9 . 8 2
5

4
18 + 5 = 23

T U . t h
3 . 9 7
X 6
2 3 . 8 2
5

4
18 + 5 = 23
The 3 is placed in the units column

T U . t h
3 . 9 7
X 6
2 9 . 8 2
5

4
18 + 5 = 23
The 3 is placed in the units column

T U . t h
3 . 9 7
X 6
2 3 . 8 2
5

4
18 + 5 = 23
The 2 is placed in the tens column

T U . t h
3 . 9 7
X 6
2 3 . 8 2
5

4
18 + 5 = 23
The 2 is placed in the tens column

T U . t h
3 . 9 7
X 6
2 3 . 8 2
5

4
3.97 x 6 = 23.82

T U . t h
3 . 9 7
X 6
2 3 . 8 2
5

4
That’s it for now......
For more help with your maths, try
my book:
mastering multiplication tables
on amazon.com
5

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Multiplying Decimals (3 Digit by 1 Digit)

  • 1. For more maths help & free games related to this, visit: www.makemymathsbetter.com
  • 3. For example 3.97 x 6 Set the question out like this:
  • 4. For example 3.97 x 6 Set the question out like this: T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 5. Always make sure that the decimal points are lined up correctly T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 6. Always make sure that the decimal points are lined up correctly T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 7. Then multiply the number in the hundredths column (7) T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 8. Then multiply the number in the hundredths column (7) by 6 T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 9. 7x6= T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 10. 7 x 6 = 42 T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 11. 7 x 6 = 42 The 2 is placed in the answer bar, in the hundredths column T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 12. 7 x 6 = 42 The 2 is placed in the answer bar, in the hundredths column T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 13. 7 x 6 = 42 The 4 is placed under the answer bar, under the tenths column T U . t h 3 . 9 7 X 6 2 9 .8 2
  • 14. 7 x 6 = 42 The 4 is placed under the answer bar, under the tenths column T U . t h 3 . 9 7 X 6 2 9 .8 4 2
  • 15. Next, multiply the number in the tenths column (9) T U . t h 3 . 9 7 X 6 2 9 .8 4 2
  • 16. Next, multiply the number in the tenths column (9) by 6 T U . t h 3 . 9 7 X 6 2 9 . 8 2 4
  • 17. 9x6= T U . t h 3 . 9 7 X 6 2 9 . 8 2 4
  • 18. 9 x 6 = 54 T U . t h 3 . 9 7 X 6 2 9 . 8 2 4
  • 19. 9 x 6 = 54 This is added to the 4 from under the tenths column T U . t h 3 . 9 7 X 6 2 9 . 8 2 4
  • 20. 54 + 4 = 58 T U . t h 3 . 9 7 X 6 2 9 . 8 2 4
  • 21. 54 + 4 = 58 The 8 is put in the tenths column T U . t h 3 . 9 7 X 6 2 9 . 8 2 4
  • 22. 54 + 4 = 58 The 5 is placed under the answer bar, under the units column T U . t h 3 . 9 7 X 6 2 9 . 8 2 5 4
  • 23. Now, multiply the number in the units column (3) T U . t h 3 . 9 7 X 6 2 9 . 8 2 5 4
  • 24. Now, multiply the number in the units column (3) by 6 T U . t h 3 . 9 7 X 6 2 9 . 8 2 5 4
  • 25. 3 x 6 = 18 T U . t h 3 . 9 7 X 6 2 9 . 8 2 5 4
  • 26. 3 x 6 = 18 This is added to the 5 from under the units column T U . t h 3 . 9 7 X 6 2 9 . 8 2 5 4
  • 27. 18 + 5 = 23 T U . t h 3 . 9 7 X 6 2 3 . 8 2 5 4
  • 28. 18 + 5 = 23 The 3 is placed in the units column T U . t h 3 . 9 7 X 6 2 9 . 8 2 5 4
  • 29. 18 + 5 = 23 The 3 is placed in the units column T U . t h 3 . 9 7 X 6 2 3 . 8 2 5 4
  • 30. 18 + 5 = 23 The 2 is placed in the tens column T U . t h 3 . 9 7 X 6 2 3 . 8 2 5 4
  • 31. 18 + 5 = 23 The 2 is placed in the tens column T U . t h 3 . 9 7 X 6 2 3 . 8 2 5 4
  • 32. 3.97 x 6 = 23.82 T U . t h 3 . 9 7 X 6 2 3 . 8 2 5 4
  • 33. That’s it for now...... For more help with your maths, try my book: mastering multiplication tables on amazon.com 5