Add 9/40 and 21/25
9/40 + 21/25 is 213/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
9/40 = 9 × 5/40 × 5 = 45/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
21/25 = 21 × 8/25 × 8 = 168/200 - Add the two like fractions:
45/200 + 168/200 = 45 + 168/200 = 213/200 - So, 9/40 + 21/25 = 213/200
In mixed form: 113/200
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