Add 84/15 and 42/32
1st number: 5 9/15, 2nd number: 1 10/32
84/15 + 42/32 is 553/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
84/15 = 84 × 32/15 × 32 = 2688/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
42/32 = 42 × 15/32 × 15 = 630/480 - Add the two like fractions:
2688/480 + 630/480 = 2688 + 630/480 = 3318/480 - 3318/480 simplified gives 553/80
- So, 84/15 + 42/32 = 553/80
In mixed form: 673/80
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