Add 72/80 and 5/36
72/80 + 5/36 is 187/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
72/80 = 72 × 9/80 × 9 = 648/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
5/36 = 5 × 20/36 × 20 = 100/720 - Add the two like fractions:
648/720 + 100/720 = 648 + 100/720 = 748/720 - 748/720 simplified gives 187/180
- So, 72/80 + 5/36 = 187/180
In mixed form: 17/180
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