Add 80/70 and 80/56
1st number: 1 10/70, 2nd number: 1 24/56
80/70 + 80/56 is 18/7.
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,
80/56 = 80 × 5/56 × 5 = 400/280 - Add the two like fractions:
320/280 + 400/280 = 320 + 400/280 = 720/280 - 720/280 simplified gives 18/7
- So, 80/70 + 80/56 = 18/7
In mixed form: 24/7
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