Add 30/90 and 70/5
1st number: 30/90, 2nd number: 14 0/5
30/90 + 70/5 is 43/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
30/90 = 30 × 1/90 × 1 = 30/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
70/5 = 70 × 18/5 × 18 = 1260/90 - Add the two like fractions:
30/90 + 1260/90 = 30 + 1260/90 = 1290/90 - 1290/90 simplified gives 43/3
- So, 30/90 + 70/5 = 43/3
In mixed form: 141/3
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