Add 90/84 and 40/64
1st number: 1 6/84, 2nd number: 40/64
90/84 + 40/64 is 95/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 84 × 16 = 1344,
90/84 = 90 × 16/84 × 16 = 1440/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
40/64 = 40 × 21/64 × 21 = 840/1344 - Add the two like fractions:
1440/1344 + 840/1344 = 1440 + 840/1344 = 2280/1344 - 2280/1344 simplified gives 95/56
- So, 90/84 + 40/64 = 95/56
In mixed form: 139/56
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