Question

Channing can hold her breath for 31.45 seconds. What is the number of seconds written as a mixed number in simplest form?

Answer 1

Explanation:

31.45 = 31 and 45/100

reduce 45/100 to lowest term by dividing both numerator and denominator by 5

45/5 = 9

100/5 = 20

Therefore, 31.45 is equal to 31 and 9/20

Answer 2

31
`(9)/(20)`

Explanation:

the 5 is in the hundredths place

31
`(45)/(100)` Divide the numerator and denominator by 5

31
`(9)/(20)`

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