Add 15/25 and 20/56
15/25 + 20/56 is 67/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 25 × 56 = 1400,
15/25 = 15 × 56/25 × 56 = 840/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
20/56 = 20 × 25/56 × 25 = 500/1400 - Add the two like fractions:
840/1400 + 500/1400 = 840 + 500/1400 = 1340/1400 - 1340/1400 simplified gives 67/70
- So, 15/25 + 20/56 = 67/70
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