Add 20/28 and 81/35
1st number: 20/28, 2nd number: 2 11/35
20/28 + 81/35 is 106/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
20/28 = 20 × 5/28 × 5 = 100/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
81/35 = 81 × 4/35 × 4 = 324/140 - Add the two like fractions:
100/140 + 324/140 = 100 + 324/140 = 424/140 - 424/140 simplified gives 106/35
- So, 20/28 + 81/35 = 106/35
In mixed form: 31/35
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