Add 18/90 and 4/25
18/90 + 4/25 is 9/25.
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,
18/90 = 18 × 5/90 × 5 = 90/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
4/25 = 4 × 18/25 × 18 = 72/450 - Add the two like fractions:
90/450 + 72/450 = 90 + 72/450 = 162/450 - 162/450 simplified gives 9/25
- So, 18/90 + 4/25 = 9/25
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