Add 80/70 and 70/56
1st number: 1 10/70, 2nd number: 1 14/56
80/70 + 70/56 is 67/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
80/70 = 80 × 4/70 × 4 = 320/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
70/56 = 70 × 5/56 × 5 = 350/280 - Add the two like fractions:
320/280 + 350/280 = 320 + 350/280 = 670/280 - 670/280 simplified gives 67/28
- So, 80/70 + 70/56 = 67/28
In mixed form: 211/28
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