Add 21/6 and 81/35
1st number: 3 3/6, 2nd number: 2 11/35
21/6 + 81/35 is 407/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
21/6 = 21 × 35/6 × 35 = 735/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
81/35 = 81 × 6/35 × 6 = 486/210 - Add the two like fractions:
735/210 + 486/210 = 735 + 486/210 = 1221/210 - 1221/210 simplified gives 407/70
- So, 21/6 + 81/35 = 407/70
In mixed form: 557/70
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