Add 56/72 and 12/15
56/72 + 12/15 is 71/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 15 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
56/72 = 56 × 5/72 × 5 = 280/360 - Likewise, for the 2nd fraction, since 15 × 24 = 360,
12/15 = 12 × 24/15 × 24 = 288/360 - Add the two like fractions:
280/360 + 288/360 = 280 + 288/360 = 568/360 - 568/360 simplified gives 71/45
- So, 56/72 + 12/15 = 71/45
In mixed form: 126/45
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