Add 40/25 and 10/20
1st number: 1 15/25, 2nd number: 10/20
40/25 + 10/20 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
40/25 = 40 × 4/25 × 4 = 160/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
10/20 = 10 × 5/20 × 5 = 50/100 - Add the two like fractions:
160/100 + 50/100 = 160 + 50/100 = 210/100 - 210/100 simplified gives 21/10
- So, 40/25 + 10/20 = 21/10
In mixed form: 21/10
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