Add 15/35 and 90/63
1st number: 15/35, 2nd number: 1 27/63
15/35 + 90/63 is 13/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
15/35 = 15 × 9/35 × 9 = 135/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Add the two like fractions:
135/315 + 450/315 = 135 + 450/315 = 585/315 - 585/315 simplified gives 13/7
- So, 15/35 + 90/63 = 13/7
In mixed form: 16/7
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