Add 12/15 and 56/80
12/15 + 56/80 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
12/15 = 12 × 16/15 × 16 = 192/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
56/80 = 56 × 3/80 × 3 = 168/240 - Add the two like fractions:
192/240 + 168/240 = 192 + 168/240 = 360/240 - 360/240 simplified gives 3/2
- So, 12/15 + 56/80 = 3/2
In mixed form: 11/2
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