DIVIDING DECIMALS BY DECIMALS

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To divide decimal by another decimal, we can make the decimals as integer by multiplying the numerator and denominator by 10n.

Here, the value of n will vary based on number of digits we have after the decimal.

Calculate:

Problem 1 :

0.9 ÷ 0.3

Solution:

0.9÷0.3=910÷310
Change division to multiplication and take reciprocal of the fraction 310.
=910×103=93=3

Problem 2 :

4.9 ÷ 0.7

Solution:

4.9÷0.7=4910÷710
Change division to multiplication and take reciprocal of the fraction 710.
=4910×107=497=7

Problem 3 :

15 ÷ 0.5

Solution:

15÷0.5=15÷510
Change division to multiplication and take reciprocal of the fraction 510.
=15×105=30

Problem 4 :

0.36 ÷ 0.6

Solution:

0.36÷0.6=36100÷610
Change division to multiplication and take reciprocal of the fraction 610.
=36100×106=610=0.6

Problem 5 :

0.8 ÷ 0.16

Solution:

0.8÷0.16=810÷16100
Change division to multiplication and take reciprocal of the fraction 16100.
=810×10016=102=5

Problem 6 :

0.25 ÷ 0.05

Solution:

0.25÷0.05=25100÷5100
Change division to multiplication and take reciprocal of the fraction 5100.
=25100×1005=5

Problem 7 :

3.2 ÷ 0.08

Solution:

3.2÷0.08=3210÷8100
Change division to multiplication and take reciprocal of the fraction 8100.
=3210×1008=40

Problem 8 :

2.7 ÷ 0.003

Solution:

2.7÷0.003=2710÷31000
Change division to multiplication and take reciprocal of the fraction 31000.
=2710×10003=900

Problem 9 :

0.84 ÷ 0.12

Solution:

0.84÷0.12=84100÷12100
Change division to multiplication and take reciprocal of the fraction 12100.
=84100×10012=7

Problem 10 :

10.71 ÷ 0.17

Solution:

10.71÷0.17=1071100÷17100
Change division to multiplication and take reciprocal of the fraction 17100.
=1071100×10017=63

Problem 11 :

0.52 ÷ 0.013

Solution:

0.52÷0.013=52100÷131000
Change division to multiplication and take reciprocal of the fraction 131000.
=52100×100013=40

Problem 12 :

12.88 ÷ 0.023

Solution:

12.88÷0.023=1288100÷231000
Change division to multiplication and take reciprocal of the fraction 231000.
=1288100×100023=560

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