Add 84/7 and 42/16
1st number: 12 0/7, 2nd number: 2 10/16
84/7 + 42/16 is 117/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 7 × 16 = 112,
84/7 = 84 × 16/7 × 16 = 1344/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
42/16 = 42 × 7/16 × 7 = 294/112 - Add the two like fractions:
1344/112 + 294/112 = 1344 + 294/112 = 1638/112 - 1638/112 simplified gives 117/8
- So, 84/7 + 42/16 = 117/8
In mixed form: 145/8
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