7.2 as a fraction is 7 and 1/5 or 36/5. To solve this, look at the numbers after the decimal point. 0.2 is 2/10, then you'd just need to simplify it to 1/5 to find your answer of 7 1/5. You could also write it as 36/5 by multiplying the whole number (7) by the fraction's denominator (5) and adding the numerator (1) to get 36/5.
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72 is an integer so the simplified fraction is 72/1
fraction: 8/72 or 1/9
72 __ 100
72% = 72/100 or 18/25 in fraction
72, as a fraction in its simplest form, is 72/1.You can multiply both the numerator (top) and the denominator (bottom) of this fraction by any non-zero integer. You will then have an equivalent fraction.