Add 42/25 and 18/40
1st number: 1 17/25, 2nd number: 18/40
42/25 + 18/40 is 213/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 25 × 8 = 200,
42/25 = 42 × 8/25 × 8 = 336/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
18/40 = 18 × 5/40 × 5 = 90/200 - Add the two like fractions:
336/200 + 90/200 = 336 + 90/200 = 426/200 - 426/200 simplified gives 213/100
- So, 42/25 + 18/40 = 213/100
In mixed form: 213/100
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