Add 35/15 and 42/8
1st number: 2 5/15, 2nd number: 5 2/8
35/15 + 42/8 is 91/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
35/15 = 35 × 8/15 × 8 = 280/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
42/8 = 42 × 15/8 × 15 = 630/120 - Add the two like fractions:
280/120 + 630/120 = 280 + 630/120 = 910/120 - 910/120 simplified gives 91/12
- So, 35/15 + 42/8 = 91/12
In mixed form: 77/12
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