Add 40/25 and 18/36
1st number: 1 15/25, 2nd number: 18/36
40/25 + 18/36 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
40/25 = 40 × 36/25 × 36 = 1440/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
18/36 = 18 × 25/36 × 25 = 450/900 - Add the two like fractions:
1440/900 + 450/900 = 1440 + 450/900 = 1890/900 - 1890/900 simplified gives 21/10
- So, 40/25 + 18/36 = 21/10
In mixed form: 21/10
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