Subtract 30/48 from 2/40, Solve 2/40

Subtract 30/48 from 2/40

2/40 - 30/48 is -23/40.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 40 × 6 = 240,
2/40 = 2 × 6/40 × 6 = 12/240
Likewise, for the 2nd fraction, since 48 × 5 = 240,
30/48 = 30 × 5/48 × 5 = 150/240
Subtract the two like fractions:
12/240 - 150/240 = 12 - 150/240 = -138/240
After reducing the fraction, the answer is -23/40

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