Add 20/5 and 75/70
1st number: 4 0/5, 2nd number: 1 5/70
20/5 + 75/70 is 71/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
20/5 = 20 × 14/5 × 14 = 280/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
75/70 = 75 × 1/70 × 1 = 75/70 - Add the two like fractions:
280/70 + 75/70 = 280 + 75/70 = 355/70 - 355/70 simplified gives 71/14
- So, 20/5 + 75/70 = 71/14
In mixed form: 51/14
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