Add 24/90 and 81/40
1st number: 24/90, 2nd number: 2 1/40
24/90 + 81/40 is 55/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
24/90 = 24 × 4/90 × 4 = 96/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
81/40 = 81 × 9/40 × 9 = 729/360 - Add the two like fractions:
96/360 + 729/360 = 96 + 729/360 = 825/360 - 825/360 simplified gives 55/24
- So, 24/90 + 81/40 = 55/24
In mixed form: 27/24
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