Add 90/18 and 35/70
1st number: 5 0/18, 2nd number: 35/70
90/18 + 35/70 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
90/18 = 90 × 35/18 × 35 = 3150/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
35/70 = 35 × 9/70 × 9 = 315/630 - Add the two like fractions:
3150/630 + 315/630 = 3150 + 315/630 = 3465/630 - 3465/630 simplified gives 11/2
- So, 90/18 + 35/70 = 11/2
In mixed form: 51/2
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