Multiplying and dividing decimal fractions by 10, 100, etc. - Examples, Exercises and Solutions

In multiplications: the decimal point moves to the right as many steps as the number has zeros.
In divisions: the decimal point moves to the left as many steps as the number has zeros.

Practice Multiplying and dividing decimal fractions by 10, 100, etc.

examples with solutions for multiplying and dividing decimal fractions by 10, 100, etc.

Exercise #1

20.1:10= 20.1:10=

Video Solution

Answer

2.01 2.01

Exercise #2

13.61:10= 13.61:10=

Video Solution

Answer

1.361 1.361

Exercise #3

12.2:10= 12.2:10=

Video Solution

Answer

1.22 \text{1}.22

Exercise #4

65.2:10= 65.2:10=

Video Solution

Answer

6.52 6.52

Exercise #5

581.8:10= 581.8:10=

Video Solution

Answer

58.18 58.18

examples with solutions for multiplying and dividing decimal fractions by 10, 100, etc.

Exercise #1

111.1:10= 111.1:10=

Video Solution

Answer

11.11 11.11

Exercise #2

51.4:10= 51.4:10=

Video Solution

Answer

5.14 5.14

Exercise #3

11.31:10= 11.31:10=

Video Solution

Answer

1.131 1.131

Exercise #4

7.81×10= 7.81\times10=

Video Solution

Answer

78.1 78.1

Exercise #5

1.52×10= 1.52\times10=

Video Solution

Answer

15.2 15.2

examples with solutions for multiplying and dividing decimal fractions by 10, 100, etc.

Exercise #1

2.7×10= 2.7\times10=

Video Solution

Answer

27 27

Exercise #2

1.4×10= 1.4\times10=

Video Solution

Answer

14 14

Exercise #3

0.7×10= 0.7\times10=

Video Solution

Answer

7 7

Exercise #4

2.66×10= 2.66\times10=

Video Solution

Answer

26.6 26.6

Exercise #5

3.41×10= 3.41\times10=

Video Solution

Answer

34.1 34.1

Topics learned in later sections

  1. Division of Decimal Numbers
  2. Multiplication of Decimal Numbers
  3. Decimal Measurements
  4. Repeating Decimal
  5. Decimal Fractions