Add 40/45 and 45/50
40/45 + 45/50 is 161/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 45 × 10 = 450,
40/45 = 40 × 10/45 × 10 = 400/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
45/50 = 45 × 9/50 × 9 = 405/450 - Add the two like fractions:
400/450 + 405/450 = 400 + 405/450 = 805/450 - 805/450 simplified gives 161/90
- So, 40/45 + 45/50 = 161/90
In mixed form: 171/90
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