Add 35/15 and 42/49
1st number: 2 5/15, 2nd number: 42/49
35/15 + 42/49 is 67/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
35/15 = 35 × 49/15 × 49 = 1715/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
42/49 = 42 × 15/49 × 15 = 630/735 - Add the two like fractions:
1715/735 + 630/735 = 1715 + 630/735 = 2345/735 - 2345/735 simplified gives 67/21
- So, 35/15 + 42/49 = 67/21
In mixed form: 34/21
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