Add 45/40 and 21/50
1st number: 1 5/40, 2nd number: 21/50
45/40 + 21/50 is 309/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
45/40 = 45 × 5/40 × 5 = 225/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
21/50 = 21 × 4/50 × 4 = 84/200 - Add the two like fractions:
225/200 + 84/200 = 225 + 84/200 = 309/200 - So, 45/40 + 21/50 = 309/200
In mixed form: 1109/200
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