Add 40/21 and 56/48
1st number: 1 19/21, 2nd number: 1 8/48
40/21 + 56/48 is 43/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 21 × 16 = 336,
40/21 = 40 × 16/21 × 16 = 640/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
56/48 = 56 × 7/48 × 7 = 392/336 - Add the two like fractions:
640/336 + 392/336 = 640 + 392/336 = 1032/336 - 1032/336 simplified gives 43/14
- So, 40/21 + 56/48 = 43/14
In mixed form: 31/14
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