Add 21/42 and 10/48
21/42 + 10/48 is 17/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
21/42 = 21 × 8/42 × 8 = 168/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
10/48 = 10 × 7/48 × 7 = 70/336 - Add the two like fractions:
168/336 + 70/336 = 168 + 70/336 = 238/336 - 238/336 simplified gives 17/24
- So, 21/42 + 10/48 = 17/24
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