Add 90/72 and 60/48
1st number: 1 18/72, 2nd number: 1 12/48
90/72 + 60/48 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
90/72 = 90 × 2/72 × 2 = 180/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
60/48 = 60 × 3/48 × 3 = 180/144 - Add the two like fractions:
180/144 + 180/144 = 180 + 180/144 = 360/144 - 360/144 simplified gives 5/2
- So, 90/72 + 60/48 = 5/2
In mixed form: 21/2
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