Add 70/5 and 12/90
1st number: 14 0/5, 2nd number: 12/90
70/5 + 12/90 is 212/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
70/5 = 70 × 18/5 × 18 = 1260/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90 - Add the two like fractions:
1260/90 + 12/90 = 1260 + 12/90 = 1272/90 - 1272/90 simplified gives 212/15
- So, 70/5 + 12/90 = 212/15
In mixed form: 142/15
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