Add 42/7 and 27/10
1st number: 6 0/7, 2nd number: 2 7/10
42/7 + 27/10 is 87/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
42/7 = 42 × 10/7 × 10 = 420/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
27/10 = 27 × 7/10 × 7 = 189/70 - Add the two like fractions:
420/70 + 189/70 = 420 + 189/70 = 609/70 - 609/70 simplified gives 87/10
- So, 42/7 + 27/10 = 87/10
In mixed form: 87/10
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