Add 7/72 and 5/20
7/72 + 5/20 is 25/72.
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,
7/72 = 7 × 5/72 × 5 = 35/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
5/20 = 5 × 18/20 × 18 = 90/360 - Add the two like fractions:
35/360 + 90/360 = 35 + 90/360 = 125/360 - 125/360 simplified gives 25/72
- So, 7/72 + 5/20 = 25/72
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