Add 7/8 and 40/49
7/8 + 40/49 is 663/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
7/8 = 7 × 49/8 × 49 = 343/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
40/49 = 40 × 8/49 × 8 = 320/392 - Add the two like fractions:
343/392 + 320/392 = 343 + 320/392 = 663/392 - So, 7/8 + 40/49 = 663/392
In mixed form: 1271/392
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