Subtract 15/27 from 98/40, Solve 2 18/40

Subtract 15/27 from 98/40

1^st number: 2 18/40, 2^nd number: 15/27

98/40 - 15/27 is 341/180.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080

Next, find the equivalent fraction of both fractional numbers with denominator 1080
For the 1st fraction, since 40 × 27 = 1080,
98/40 = 98 × 27/40 × 27 = 2646/1080
Likewise, for the 2nd fraction, since 27 × 40 = 1080,
15/27 = 15 × 40/27 × 40 = 600/1080
Subtract the two like fractions:
2646/1080 - 600/1080 = 2646 - 600/1080 = 2046/1080
After reducing the fraction, the answer is 341/180
In mixed form: 1161/180

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