Add 72/36 and 3/90
1st number: 2 0/36, 2nd number: 3/90
72/36 + 3/90 is 61/30.
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,
72/36 = 72 × 5/36 × 5 = 360/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
3/90 = 3 × 2/90 × 2 = 6/180 - Add the two like fractions:
360/180 + 6/180 = 360 + 6/180 = 366/180 - 366/180 simplified gives 61/30
- So, 72/36 + 3/90 = 61/30
In mixed form: 21/30
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