Add 70/80 and 28/54
70/80 + 28/54 is 301/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 54 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
70/80 = 70 × 27/80 × 27 = 1890/2160 - Likewise, for the 2nd fraction, since 54 × 40 = 2160,
28/54 = 28 × 40/54 × 40 = 1120/2160 - Add the two like fractions:
1890/2160 + 1120/2160 = 1890 + 1120/2160 = 3010/2160 - 3010/2160 simplified gives 301/216
- So, 70/80 + 28/54 = 301/216
In mixed form: 185/216
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