Add 75/28 and 90/60
1st number: 2 19/28, 2nd number: 1 30/60
75/28 + 90/60 is 117/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
75/28 = 75 × 15/28 × 15 = 1125/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
90/60 = 90 × 7/60 × 7 = 630/420 - Add the two like fractions:
1125/420 + 630/420 = 1125 + 630/420 = 1755/420 - 1755/420 simplified gives 117/28
- So, 75/28 + 90/60 = 117/28
In mixed form: 45/28
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