Add 21/3 and 15/49
1st number: 7 0/3, 2nd number: 15/49
21/3 + 15/49 is 358/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 49 is 147
Next, find the equivalent fraction of both fractional numbers with denominator 147 - For the 1st fraction, since 3 × 49 = 147,
21/3 = 21 × 49/3 × 49 = 1029/147 - Likewise, for the 2nd fraction, since 49 × 3 = 147,
15/49 = 15 × 3/49 × 3 = 45/147 - Add the two like fractions:
1029/147 + 45/147 = 1029 + 45/147 = 1074/147 - 1074/147 simplified gives 358/49
- So, 21/3 + 15/49 = 358/49
In mixed form: 715/49
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