Add 70/18 and 80/5
1st number: 3 16/18, 2nd number: 16 0/5
70/18 + 80/5 is 179/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
70/18 = 70 × 5/18 × 5 = 350/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
80/5 = 80 × 18/5 × 18 = 1440/90 - Add the two like fractions:
350/90 + 1440/90 = 350 + 1440/90 = 1790/90 - 1790/90 simplified gives 179/9
- So, 70/18 + 80/5 = 179/9
In mixed form: 198/9
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