Add 45/63 and 7/16
45/63 + 7/16 is 129/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 16 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 63 × 16 = 1008,
45/63 = 45 × 16/63 × 16 = 720/1008 - Likewise, for the 2nd fraction, since 16 × 63 = 1008,
7/16 = 7 × 63/16 × 63 = 441/1008 - Add the two like fractions:
720/1008 + 441/1008 = 720 + 441/1008 = 1161/1008 - 1161/1008 simplified gives 129/112
- So, 45/63 + 7/16 = 129/112
In mixed form: 117/112
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