Add 80/75 and 75/70
1st number: 1 5/75, 2nd number: 1 5/70
80/75 + 75/70 is 449/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
80/75 = 80 × 14/75 × 14 = 1120/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
75/70 = 75 × 15/70 × 15 = 1125/1050 - Add the two like fractions:
1120/1050 + 1125/1050 = 1120 + 1125/1050 = 2245/1050 - 2245/1050 simplified gives 449/210
- So, 80/75 + 75/70 = 449/210
In mixed form: 229/210
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