Add 90/16 and 72/28
1st number: 5 10/16, 2nd number: 2 16/28
90/16 + 72/28 is 459/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
90/16 = 90 × 7/16 × 7 = 630/112 - Likewise, for the 2nd fraction, since 28 × 4 = 112,
72/28 = 72 × 4/28 × 4 = 288/112 - Add the two like fractions:
630/112 + 288/112 = 630 + 288/112 = 918/112 - 918/112 simplified gives 459/56
- So, 90/16 + 72/28 = 459/56
In mixed form: 811/56
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