Add 4/90 and 8/35
4/90 + 8/35 is 86/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
4/90 = 4 × 7/90 × 7 = 28/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
8/35 = 8 × 18/35 × 18 = 144/630 - Add the two like fractions:
28/630 + 144/630 = 28 + 144/630 = 172/630 - 172/630 simplified gives 86/315
- So, 4/90 + 8/35 = 86/315
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