Add 42/2 and 49/70
1st number: 21 0/2, 2nd number: 49/70
42/2 + 49/70 is 217/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
42/2 = 42 × 35/2 × 35 = 1470/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
49/70 = 49 × 1/70 × 1 = 49/70 - Add the two like fractions:
1470/70 + 49/70 = 1470 + 49/70 = 1519/70 - 1519/70 simplified gives 217/10
- So, 42/2 + 49/70 = 217/10
In mixed form: 217/10
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