Add 72/18 and 7/90
1st number: 4 0/18, 2nd number: 7/90
72/18 + 7/90 is 367/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
72/18 = 72 × 5/18 × 5 = 360/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Add the two like fractions:
360/90 + 7/90 = 360 + 7/90 = 367/90 - So, 72/18 + 7/90 = 367/90
In mixed form: 47/90
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