Add 70/20 and 5/80
1st number: 3 10/20, 2nd number: 5/80
70/20 + 5/80 is 57/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
70/20 = 70 × 4/20 × 4 = 280/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
5/80 = 5 × 1/80 × 1 = 5/80 - Add the two like fractions:
280/80 + 5/80 = 280 + 5/80 = 285/80 - 285/80 simplified gives 57/16
- So, 70/20 + 5/80 = 57/16
In mixed form: 39/16
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