Add 81/35 and 8/20
1st number: 2 11/35, 2nd number: 8/20
81/35 + 8/20 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
81/35 = 81 × 4/35 × 4 = 324/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
8/20 = 8 × 7/20 × 7 = 56/140 - Add the two like fractions:
324/140 + 56/140 = 324 + 56/140 = 380/140 - 380/140 simplified gives 19/7
- So, 81/35 + 8/20 = 19/7
In mixed form: 25/7
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