Add 72/90 and 56/18
1st number: 72/90, 2nd number: 3 2/18
72/90 + 56/18 is 176/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
72/90 = 72 × 1/90 × 1 = 72/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Add the two like fractions:
72/90 + 280/90 = 72 + 280/90 = 352/90 - 352/90 simplified gives 176/45
- So, 72/90 + 56/18 = 176/45
In mixed form: 341/45
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