Add 20/18 and 7/72
1st number: 1 2/18, 2nd number: 7/72
20/18 + 7/72 is 29/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
20/18 = 20 × 4/18 × 4 = 80/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Add the two like fractions:
80/72 + 7/72 = 80 + 7/72 = 87/72 - 87/72 simplified gives 29/24
- So, 20/18 + 7/72 = 29/24
In mixed form: 15/24
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