Add 15/16 and 21/7, Solve 15/16 + 3 0/7 as a fraction

Add 15/16 and 21/7

1^st number: 15/16, 2^nd number: 3 0/7

15/16 + 21/7 is 63/16.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 7 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
15/16 = 15 × 7/16 × 7 = 105/112
Likewise, for the 2nd fraction, since 7 × 16 = 112,
21/7 = 21 × 16/7 × 16 = 336/112
Add the two like fractions:
105/112 + 336/112 = 105 + 336/112 = 441/112
441/112 simplified gives 63/16
So, 15/16 + 21/7 = 63/16
In mixed form: 315/16

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