Add 40/20 and 42/54
1st number: 2 0/20, 2nd number: 42/54
40/20 + 42/54 is 25/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
40/20 = 40 × 27/20 × 27 = 1080/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
42/54 = 42 × 10/54 × 10 = 420/540 - Add the two like fractions:
1080/540 + 420/540 = 1080 + 420/540 = 1500/540 - 1500/540 simplified gives 25/9
- So, 40/20 + 42/54 = 25/9
In mixed form: 27/9
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