Add 70/75 and 80/7
1st number: 70/75, 2nd number: 11 3/7
70/75 + 80/7 is 1298/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 7 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
70/75 = 70 × 7/75 × 7 = 490/525 - Likewise, for the 2nd fraction, since 7 × 75 = 525,
80/7 = 80 × 75/7 × 75 = 6000/525 - Add the two like fractions:
490/525 + 6000/525 = 490 + 6000/525 = 6490/525 - 6490/525 simplified gives 1298/105
- So, 70/75 + 80/7 = 1298/105
In mixed form: 1238/105
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