Add 20/50 and 7/56
20/50 + 7/56 is 21/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 50 × 28 = 1400,
20/50 = 20 × 28/50 × 28 = 560/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
7/56 = 7 × 25/56 × 25 = 175/1400 - Add the two like fractions:
560/1400 + 175/1400 = 560 + 175/1400 = 735/1400 - 735/1400 simplified gives 21/40
- So, 20/50 + 7/56 = 21/40
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