Add 8/20 and 42/16
1st number: 8/20, 2nd number: 2 10/16
8/20 + 42/16 is 121/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
8/20 = 8 × 4/20 × 4 = 32/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
42/16 = 42 × 5/16 × 5 = 210/80 - Add the two like fractions:
32/80 + 210/80 = 32 + 210/80 = 242/80 - 242/80 simplified gives 121/40
- So, 8/20 + 42/16 = 121/40
In mixed form: 31/40
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