Add 5/36 and 72/90
5/36 + 72/90 is 169/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
5/36 = 5 × 5/36 × 5 = 25/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
72/90 = 72 × 2/90 × 2 = 144/180 - Add the two like fractions:
25/180 + 144/180 = 25 + 144/180 = 169/180 - So, 5/36 + 72/90 = 169/180
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