Add 42/8 and 21/49
1st number: 5 2/8, 2nd number: 21/49
42/8 + 21/49 is 159/28.
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,
42/8 = 42 × 49/8 × 49 = 2058/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
21/49 = 21 × 8/49 × 8 = 168/392 - Add the two like fractions:
2058/392 + 168/392 = 2058 + 168/392 = 2226/392 - 2226/392 simplified gives 159/28
- So, 42/8 + 21/49 = 159/28
In mixed form: 519/28
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