Add 42/48 and 21/24
42/48 + 21/24 is 7/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 24 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
42/48 = 42 × 1/48 × 1 = 42/48 - Likewise, for the 2nd fraction, since 24 × 2 = 48,
21/24 = 21 × 2/24 × 2 = 42/48 - Add the two like fractions:
42/48 + 42/48 = 42 + 42/48 = 84/48 - 84/48 simplified gives 7/4
- So, 42/48 + 21/24 = 7/4
In mixed form: 13/4
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