Add 30/42 and 81/35
1st number: 30/42, 2nd number: 2 11/35
30/42 + 81/35 is 106/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
30/42 = 30 × 5/42 × 5 = 150/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
81/35 = 81 × 6/35 × 6 = 486/210 - Add the two like fractions:
150/210 + 486/210 = 150 + 486/210 = 636/210 - 636/210 simplified gives 106/35
- So, 30/42 + 81/35 = 106/35
In mixed form: 31/35
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