Add 45/72 and 81/8
1st number: 45/72, 2nd number: 10 1/8
45/72 + 81/8 is 43/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
45/72 = 45 × 1/72 × 1 = 45/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
81/8 = 81 × 9/8 × 9 = 729/72 - Add the two like fractions:
45/72 + 729/72 = 45 + 729/72 = 774/72 - 774/72 simplified gives 43/4
- So, 45/72 + 81/8 = 43/4
In mixed form: 103/4
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