Add 42/70 and 15/36
42/70 + 15/36 is 61/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
42/70 = 42 × 18/70 × 18 = 756/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
15/36 = 15 × 35/36 × 35 = 525/1260 - Add the two like fractions:
756/1260 + 525/1260 = 756 + 525/1260 = 1281/1260 - 1281/1260 simplified gives 61/60
- So, 42/70 + 15/36 = 61/60
In mixed form: 11/60
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