Add 15/30 and 12/56
15/30 + 12/56 is 5/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
15/30 = 15 × 28/30 × 28 = 420/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
12/56 = 12 × 15/56 × 15 = 180/840 - Add the two like fractions:
420/840 + 180/840 = 420 + 180/840 = 600/840 - 600/840 simplified gives 5/7
- So, 15/30 + 12/56 = 5/7
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