Add 72/28 and 4/25
1st number: 2 16/28, 2nd number: 4/25
72/28 + 4/25 is 478/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
72/28 = 72 × 25/28 × 25 = 1800/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
4/25 = 4 × 28/25 × 28 = 112/700 - Add the two like fractions:
1800/700 + 112/700 = 1800 + 112/700 = 1912/700 - 1912/700 simplified gives 478/175
- So, 72/28 + 4/25 = 478/175
In mixed form: 2128/175
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