Add 5/4 and 42/72
1st number: 1 1/4, 2nd number: 42/72
5/4 + 42/72 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
5/4 = 5 × 18/4 × 18 = 90/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
42/72 = 42 × 1/72 × 1 = 42/72 - Add the two like fractions:
90/72 + 42/72 = 90 + 42/72 = 132/72 - 132/72 simplified gives 11/6
- So, 5/4 + 42/72 = 11/6
In mixed form: 15/6
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