Add 72/32 and 90/15
1st number: 2 8/32, 2nd number: 6 0/15
72/32 + 90/15 is 33/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 15 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
72/32 = 72 × 15/32 × 15 = 1080/480 - Likewise, for the 2nd fraction, since 15 × 32 = 480,
90/15 = 90 × 32/15 × 32 = 2880/480 - Add the two like fractions:
1080/480 + 2880/480 = 1080 + 2880/480 = 3960/480 - 3960/480 simplified gives 33/4
- So, 72/32 + 90/15 = 33/4
In mixed form: 81/4
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