Add 21/15 and 35/10
1st number: 1 6/15, 2nd number: 3 5/10
21/15 + 35/10 is 49/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
21/15 = 21 × 2/15 × 2 = 42/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
35/10 = 35 × 3/10 × 3 = 105/30 - Add the two like fractions:
42/30 + 105/30 = 42 + 105/30 = 147/30 - 147/30 simplified gives 49/10
- So, 21/15 + 35/10 = 49/10
In mixed form: 49/10
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