Add 42/72 and 3/4
42/72 + 3/4 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 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 4 × 18 = 72,
3/4 = 3 × 18/4 × 18 = 54/72 - Add the two like fractions:
42/72 + 54/72 = 42 + 54/72 = 96/72 - 96/72 simplified gives 4/3
- So, 42/72 + 3/4 = 4/3
In mixed form: 11/3
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