Add 40/48 and 6/21
40/48 + 6/21 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
6/21 = 6 × 16/21 × 16 = 96/336 - Add the two like fractions:
280/336 + 96/336 = 280 + 96/336 = 376/336 - 376/336 simplified gives 47/42
- So, 40/48 + 6/21 = 47/42
In mixed form: 15/42
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