Add 20/7 and 90/24
1st number: 2 6/7, 2nd number: 3 18/24
20/7 + 90/24 is 185/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
20/7 = 20 × 24/7 × 24 = 480/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
90/24 = 90 × 7/24 × 7 = 630/168 - Add the two like fractions:
480/168 + 630/168 = 480 + 630/168 = 1110/168 - 1110/168 simplified gives 185/28
- So, 20/7 + 90/24 = 185/28
In mixed form: 617/28
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