Add 90/72 and 60/32
1st number: 1 18/72, 2nd number: 1 28/32
90/72 + 60/32 is 25/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 72 × 4 = 288,
90/72 = 90 × 4/72 × 4 = 360/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
60/32 = 60 × 9/32 × 9 = 540/288 - Add the two like fractions:
360/288 + 540/288 = 360 + 540/288 = 900/288 - 900/288 simplified gives 25/8
- So, 90/72 + 60/32 = 25/8
In mixed form: 31/8
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