Add 72/84 and 56/48
1st number: 72/84, 2nd number: 1 8/48
72/84 + 56/48 is 85/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
72/84 = 72 × 4/84 × 4 = 288/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
56/48 = 56 × 7/48 × 7 = 392/336 - Add the two like fractions:
288/336 + 392/336 = 288 + 392/336 = 680/336 - 680/336 simplified gives 85/42
- So, 72/84 + 56/48 = 85/42
In mixed form: 21/42
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