Add 7/35 and 18/90
7/35 + 18/90 is 2/5.
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,
7/35 = 7 × 18/35 × 18 = 126/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
18/90 = 18 × 7/90 × 7 = 126/630 - Add the two like fractions:
126/630 + 126/630 = 126 + 126/630 = 252/630 - 252/630 simplified gives 2/5
- So, 7/35 + 18/90 = 2/5
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