Add 90/8 and 72/14
1st number: 11 2/8, 2nd number: 5 2/14
90/8 + 72/14 is 459/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 14 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
90/8 = 90 × 7/8 × 7 = 630/56 - Likewise, for the 2nd fraction, since 14 × 4 = 56,
72/14 = 72 × 4/14 × 4 = 288/56 - Add the two like fractions:
630/56 + 288/56 = 630 + 288/56 = 918/56 - 918/56 simplified gives 459/28
- So, 90/8 + 72/14 = 459/28
In mixed form: 1611/28
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