Add 3/7 and 7/10
3/7 + 7/10 is 79/70.
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,
3/7 = 3 × 10/7 × 10 = 30/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
7/10 = 7 × 7/10 × 7 = 49/70 - Add the two like fractions:
30/70 + 49/70 = 30 + 49/70 = 79/70 - So, 3/7 + 7/10 = 79/70
In mixed form: 19/70
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