Add 20/60 and 45/54
20/60 + 45/54 is 7/6.
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,
20/60 = 20 × 9/60 × 9 = 180/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
45/54 = 45 × 10/54 × 10 = 450/540 - Add the two like fractions:
180/540 + 450/540 = 180 + 450/540 = 630/540 - 630/540 simplified gives 7/6
- So, 20/60 + 45/54 = 7/6
In mixed form: 11/6
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