Add 45/54 and 15/84
45/54 + 15/84 is 85/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
45/54 = 45 × 14/54 × 14 = 630/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
15/84 = 15 × 9/84 × 9 = 135/756 - Add the two like fractions:
630/756 + 135/756 = 630 + 135/756 = 765/756 - 765/756 simplified gives 85/84
- So, 45/54 + 15/84 = 85/84
In mixed form: 11/84
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