Add 20/16 and 21/56
1st number: 1 4/16, 2nd number: 21/56
20/16 + 21/56 is 13/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 56 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
20/16 = 20 × 7/16 × 7 = 140/112 - Likewise, for the 2nd fraction, since 56 × 2 = 112,
21/56 = 21 × 2/56 × 2 = 42/112 - Add the two like fractions:
140/112 + 42/112 = 140 + 42/112 = 182/112 - 182/112 simplified gives 13/8
- So, 20/16 + 21/56 = 13/8
In mixed form: 15/8
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