Add 1/90 and 12/25
1/90 + 12/25 is 221/450.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
1/90 = 1 × 5/90 × 5 = 5/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
12/25 = 12 × 18/25 × 18 = 216/450 - Add the two like fractions:
5/450 + 216/450 = 5 + 216/450 = 221/450 - So, 1/90 + 12/25 = 221/450
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