Add 70/5 and 80/7
1st number: 14 0/5, 2nd number: 11 3/7
70/5 + 80/7 is 178/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
70/5 = 70 × 7/5 × 7 = 490/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
80/7 = 80 × 5/7 × 5 = 400/35 - Add the two like fractions:
490/35 + 400/35 = 490 + 400/35 = 890/35 - 890/35 simplified gives 178/7
- So, 70/5 + 80/7 = 178/7
In mixed form: 253/7
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