Add 72/90 and 63/54
1st number: 72/90, 2nd number: 1 9/54
72/90 + 63/54 is 59/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
72/90 = 72 × 3/90 × 3 = 216/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
63/54 = 63 × 5/54 × 5 = 315/270 - Add the two like fractions:
216/270 + 315/270 = 216 + 315/270 = 531/270 - 531/270 simplified gives 59/30
- So, 72/90 + 63/54 = 59/30
In mixed form: 129/30
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