Add 30/70 and 80/56
1st number: 30/70, 2nd number: 1 24/56
30/70 + 80/56 is 13/7.
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,
30/70 = 30 × 4/70 × 4 = 120/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
80/56 = 80 × 5/56 × 5 = 400/280 - Add the two like fractions:
120/280 + 400/280 = 120 + 400/280 = 520/280 - 520/280 simplified gives 13/7
- So, 30/70 + 80/56 = 13/7
In mixed form: 16/7
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