Add 7/8 and 21/48
7/8 + 21/48 is 21/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 8 × 6 = 48,
7/8 = 7 × 6/8 × 6 = 42/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
21/48 = 21 × 1/48 × 1 = 21/48 - Add the two like fractions:
42/48 + 21/48 = 42 + 21/48 = 63/48 - 63/48 simplified gives 21/16
- So, 7/8 + 21/48 = 21/16
In mixed form: 15/16
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