Add 90/35 and 80/90
1st number: 2 20/35, 2nd number: 80/90
90/35 + 80/90 is 218/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
90/35 = 90 × 18/35 × 18 = 1620/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
80/90 = 80 × 7/90 × 7 = 560/630 - Add the two like fractions:
1620/630 + 560/630 = 1620 + 560/630 = 2180/630 - 2180/630 simplified gives 218/63
- So, 90/35 + 80/90 = 218/63
In mixed form: 329/63
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