Add 70/15 and 42/60
1st number: 4 10/15, 2nd number: 42/60
70/15 + 42/60 is 161/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
70/15 = 70 × 4/15 × 4 = 280/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Add the two like fractions:
280/60 + 42/60 = 280 + 42/60 = 322/60 - 322/60 simplified gives 161/30
- So, 70/15 + 42/60 = 161/30
In mixed form: 511/30
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