Add 70/80 and 40/27
1st number: 70/80, 2nd number: 1 13/27
70/80 + 40/27 is 509/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 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 27 × 80 = 2160,
40/27 = 40 × 80/27 × 80 = 3200/2160 - Add the two like fractions:
1890/2160 + 3200/2160 = 1890 + 3200/2160 = 5090/2160 - 5090/2160 simplified gives 509/216
- So, 70/80 + 40/27 = 509/216
In mixed form: 277/216
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