Add 72/24 and 40/81
1st number: 3 0/24, 2nd number: 40/81
72/24 + 40/81 is 283/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
72/24 = 72 × 27/24 × 27 = 1944/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
40/81 = 40 × 8/81 × 8 = 320/648 - Add the two like fractions:
1944/648 + 320/648 = 1944 + 320/648 = 2264/648 - 2264/648 simplified gives 283/81
- So, 72/24 + 40/81 = 283/81
In mixed form: 340/81
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