Subtract 70/4 from 28/40
1st number: 28/40, 2nd number: 17 2/4
28/40 - 70/4 is -84/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 4 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
28/40 = 28 × 1/40 × 1 = 28/40 - Likewise, for the 2nd fraction, since 4 × 10 = 40,
70/4 = 70 × 10/4 × 10 = 700/40 - Subtract the two like fractions:
28/40 - 700/40 = 28 - 700/40 = -672/40 - After reducing the fraction, the answer is -84/5
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