Add 90/24 and 48/21
1st number: 3 18/24, 2nd number: 2 6/21
90/24 + 48/21 is 169/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
90/24 = 90 × 7/24 × 7 = 630/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
48/21 = 48 × 8/21 × 8 = 384/168 - Add the two like fractions:
630/168 + 384/168 = 630 + 384/168 = 1014/168 - 1014/168 simplified gives 169/28
- So, 90/24 + 48/21 = 169/28
In mixed form: 61/28
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