Add 20/50 and 30/72
20/50 + 30/72 is 49/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 50 × 36 = 1800,
20/50 = 20 × 36/50 × 36 = 720/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
30/72 = 30 × 25/72 × 25 = 750/1800 - Add the two like fractions:
720/1800 + 750/1800 = 720 + 750/1800 = 1470/1800 - 1470/1800 simplified gives 49/60
- So, 20/50 + 30/72 = 49/60
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