Add 3/5 and 21/35
3/5 + 21/35 is 6/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 35 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
3/5 = 3 × 7/5 × 7 = 21/35 - Likewise, for the 2nd fraction, since 35 × 1 = 35,
21/35 = 21 × 1/35 × 1 = 21/35 - Add the two like fractions:
21/35 + 21/35 = 21 + 21/35 = 42/35 - 42/35 simplified gives 6/5
- So, 3/5 + 21/35 = 6/5
In mixed form: 11/5
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