Add 90/6 and 15/7
1st number: 15 0/6, 2nd number: 2 1/7
90/6 + 15/7 is 120/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
90/6 = 90 × 7/6 × 7 = 630/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
15/7 = 15 × 6/7 × 6 = 90/42 - Add the two like fractions:
630/42 + 90/42 = 630 + 90/42 = 720/42 - 720/42 simplified gives 120/7
- So, 90/6 + 15/7 = 120/7
In mixed form: 171/7
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