Add 7/54 and 70/80
7/54 + 70/80 is 217/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 54 × 40 = 2160,
7/54 = 7 × 40/54 × 40 = 280/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
70/80 = 70 × 27/80 × 27 = 1890/2160 - Add the two like fractions:
280/2160 + 1890/2160 = 280 + 1890/2160 = 2170/2160 - 2170/2160 simplified gives 217/216
- So, 7/54 + 70/80 = 217/216
In mixed form: 11/216
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