Add 36/72 and 5/4
1st number: 36/72, 2nd number: 1 1/4
36/72 + 5/4 is 7/4.
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,
36/72 = 36 × 1/72 × 1 = 36/72 - Likewise, for the 2nd fraction, since 4 × 18 = 72,
5/4 = 5 × 18/4 × 18 = 90/72 - Add the two like fractions:
36/72 + 90/72 = 36 + 90/72 = 126/72 - 126/72 simplified gives 7/4
- So, 36/72 + 5/4 = 7/4
In mixed form: 13/4
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