Add 50/72 and 7/20
50/72 + 7/20 is 47/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
50/72 = 50 × 5/72 × 5 = 250/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
7/20 = 7 × 18/20 × 18 = 126/360 - Add the two like fractions:
250/360 + 126/360 = 250 + 126/360 = 376/360 - 376/360 simplified gives 47/45
- So, 50/72 + 7/20 = 47/45
In mixed form: 12/45
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