Add 72/30 and 90/36
1st number: 2 12/30, 2nd number: 2 18/36
72/30 + 90/36 is 49/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 30 × 6 = 180,
72/30 = 72 × 6/30 × 6 = 432/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
90/36 = 90 × 5/36 × 5 = 450/180 - Add the two like fractions:
432/180 + 450/180 = 432 + 450/180 = 882/180 - 882/180 simplified gives 49/10
- So, 72/30 + 90/36 = 49/10
In mixed form: 49/10
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