Add 70/72 and 12/16
70/72 + 12/16 is 31/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
70/72 = 70 × 2/72 × 2 = 140/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
12/16 = 12 × 9/16 × 9 = 108/144 - Add the two like fractions:
140/144 + 108/144 = 140 + 108/144 = 248/144 - 248/144 simplified gives 31/18
- So, 70/72 + 12/16 = 31/18
In mixed form: 113/18
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