Add 90/21 and 48/32
1st number: 4 6/21, 2nd number: 1 16/32
90/21 + 48/32 is 81/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
90/21 = 90 × 32/21 × 32 = 2880/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
48/32 = 48 × 21/32 × 21 = 1008/672 - Add the two like fractions:
2880/672 + 1008/672 = 2880 + 1008/672 = 3888/672 - 3888/672 simplified gives 81/14
- So, 90/21 + 48/32 = 81/14
In mixed form: 511/14
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