Add 20/70 and 60/75
20/70 + 60/75 is 38/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 70 × 15 = 1050,
20/70 = 20 × 15/70 × 15 = 300/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
60/75 = 60 × 14/75 × 14 = 840/1050 - Add the two like fractions:
300/1050 + 840/1050 = 300 + 840/1050 = 1140/1050 - 1140/1050 simplified gives 38/35
- So, 20/70 + 60/75 = 38/35
In mixed form: 13/35
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