Add 8/54 and 42/40
1st number: 8/54, 2nd number: 1 2/40
8/54 + 42/40 is 647/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
8/54 = 8 × 20/54 × 20 = 160/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
42/40 = 42 × 27/40 × 27 = 1134/1080 - Add the two like fractions:
160/1080 + 1134/1080 = 160 + 1134/1080 = 1294/1080 - 1294/1080 simplified gives 647/540
- So, 8/54 + 42/40 = 647/540
In mixed form: 1107/540
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