Add 4/16 and 70/72
4/16 + 70/72 is 11/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
4/16 = 4 × 9/16 × 9 = 36/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
70/72 = 70 × 2/72 × 2 = 140/144 - Add the two like fractions:
36/144 + 140/144 = 36 + 140/144 = 176/144 - 176/144 simplified gives 11/9
- So, 4/16 + 70/72 = 11/9
In mixed form: 12/9
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