Add 20/30 and 81/35
1st number: 20/30, 2nd number: 2 11/35
20/30 + 81/35 is 313/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
20/30 = 20 × 7/30 × 7 = 140/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
81/35 = 81 × 6/35 × 6 = 486/210 - Add the two like fractions:
140/210 + 486/210 = 140 + 486/210 = 626/210 - 626/210 simplified gives 313/105
- So, 20/30 + 81/35 = 313/105
In mixed form: 2103/105
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