Add 7/72 and 70/16
1st number: 7/72, 2nd number: 4 6/16
7/72 + 70/16 is 161/36.
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,
7/72 = 7 × 2/72 × 2 = 14/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
70/16 = 70 × 9/16 × 9 = 630/144 - Add the two like fractions:
14/144 + 630/144 = 14 + 630/144 = 644/144 - 644/144 simplified gives 161/36
- So, 7/72 + 70/16 = 161/36
In mixed form: 417/36
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