Add 42/49 and 30/8
1st number: 42/49, 2nd number: 3 6/8
42/49 + 30/8 is 129/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
42/49 = 42 × 8/49 × 8 = 336/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
30/8 = 30 × 49/8 × 49 = 1470/392 - Add the two like fractions:
336/392 + 1470/392 = 336 + 1470/392 = 1806/392 - 1806/392 simplified gives 129/28
- So, 42/49 + 30/8 = 129/28
In mixed form: 417/28
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