Add 18/72 and 20/32
18/72 + 20/32 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 72 × 4 = 288,
18/72 = 18 × 4/72 × 4 = 72/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
20/32 = 20 × 9/32 × 9 = 180/288 - Add the two like fractions:
72/288 + 180/288 = 72 + 180/288 = 252/288 - 252/288 simplified gives 7/8
- So, 18/72 + 20/32 = 7/8
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