Add 20/72 and 12/32
20/72 + 12/32 is 47/72.
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,
20/72 = 20 × 4/72 × 4 = 80/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
12/32 = 12 × 9/32 × 9 = 108/288 - Add the two like fractions:
80/288 + 108/288 = 80 + 108/288 = 188/288 - 188/288 simplified gives 47/72
- So, 20/72 + 12/32 = 47/72
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