Add 21/16 and 18/63
1st number: 1 5/16, 2nd number: 18/63
21/16 + 18/63 is 179/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
21/16 = 21 × 63/16 × 63 = 1323/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
18/63 = 18 × 16/63 × 16 = 288/1008 - Add the two like fractions:
1323/1008 + 288/1008 = 1323 + 288/1008 = 1611/1008 - 1611/1008 simplified gives 179/112
- So, 21/16 + 18/63 = 179/112
In mixed form: 167/112
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