Add 12/56 and 21/16
1st number: 12/56, 2nd number: 1 5/16
12/56 + 21/16 is 171/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 56 × 2 = 112,
12/56 = 12 × 2/56 × 2 = 24/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
21/16 = 21 × 7/16 × 7 = 147/112 - Add the two like fractions:
24/112 + 147/112 = 24 + 147/112 = 171/112 - So, 12/56 + 21/16 = 171/112
In mixed form: 159/112
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