Add 84/32 and 90/15
1st number: 2 20/32, 2nd number: 6 0/15
84/32 + 90/15 is 69/8.
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,
84/32 = 84 × 15/32 × 15 = 1260/480 - Likewise, for the 2nd fraction, since 15 × 32 = 480,
90/15 = 90 × 32/15 × 32 = 2880/480 - Add the two like fractions:
1260/480 + 2880/480 = 1260 + 2880/480 = 4140/480 - 4140/480 simplified gives 69/8
- So, 84/32 + 90/15 = 69/8
In mixed form: 85/8
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