Add 40/90 and 7/25
40/90 + 7/25 is 163/225.
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,
40/90 = 40 × 5/90 × 5 = 200/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
7/25 = 7 × 18/25 × 18 = 126/450 - Add the two like fractions:
200/450 + 126/450 = 200 + 126/450 = 326/450 - 326/450 simplified gives 163/225
- So, 40/90 + 7/25 = 163/225
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