Add 25/35 and 42/63
25/35 + 42/63 is 29/21.
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,
25/35 = 25 × 9/35 × 9 = 225/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
42/63 = 42 × 5/63 × 5 = 210/315 - Add the two like fractions:
225/315 + 210/315 = 225 + 210/315 = 435/315 - 435/315 simplified gives 29/21
- So, 25/35 + 42/63 = 29/21
In mixed form: 18/21
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