Add 21/45 and 45/50
21/45 + 45/50 is 41/30.
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,
21/45 = 21 × 10/45 × 10 = 210/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
45/50 = 45 × 9/50 × 9 = 405/450 - Add the two like fractions:
210/450 + 405/450 = 210 + 405/450 = 615/450 - 615/450 simplified gives 41/30
- So, 21/45 + 45/50 = 41/30
In mixed form: 111/30
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