Add 21/35 and 2/10
21/35 + 2/10 is 4/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
21/35 = 21 × 2/35 × 2 = 42/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
2/10 = 2 × 7/10 × 7 = 14/70 - Add the two like fractions:
42/70 + 14/70 = 42 + 14/70 = 56/70 - 56/70 simplified gives 4/5
- So, 21/35 + 2/10 = 4/5
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