Add 42/72 and 8/9
42/72 + 8/9 is 53/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
42/72 = 42 × 1/72 × 1 = 42/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
8/9 = 8 × 8/9 × 8 = 64/72 - Add the two like fractions:
42/72 + 64/72 = 42 + 64/72 = 106/72 - 106/72 simplified gives 53/36
- So, 42/72 + 8/9 = 53/36
In mixed form: 117/36
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