Add 42/70 and 20/7
1st number: 42/70, 2nd number: 2 6/7
42/70 + 20/7 is 121/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
20/7 = 20 × 10/7 × 10 = 200/70 - Add the two like fractions:
42/70 + 200/70 = 42 + 200/70 = 242/70 - 242/70 simplified gives 121/35
- So, 42/70 + 20/7 = 121/35
In mixed form: 316/35
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