Add 45/60 and 21/54
45/60 + 21/54 is 41/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
45/60 = 45 × 9/60 × 9 = 405/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
21/54 = 21 × 10/54 × 10 = 210/540 - Add the two like fractions:
405/540 + 210/540 = 405 + 210/540 = 615/540 - 615/540 simplified gives 41/36
- So, 45/60 + 21/54 = 41/36
In mixed form: 15/36
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