Add 8/90 and 9/28
8/90 + 9/28 is 517/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 90 × 14 = 1260,
8/90 = 8 × 14/90 × 14 = 112/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
9/28 = 9 × 45/28 × 45 = 405/1260 - Add the two like fractions:
112/1260 + 405/1260 = 112 + 405/1260 = 517/1260 - So, 8/90 + 9/28 = 517/1260
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