Subtract 70/4 from 80/2
1st number: 40 0/2, 2nd number: 17 2/4
80/2 - 70/4 is 45/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
80/2 = 80 × 2/2 × 2 = 160/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
70/4 = 70 × 1/4 × 1 = 70/4 - Subtract the two like fractions:
160/4 - 70/4 = 160 - 70/4 = 90/4 - After reducing the fraction, the answer is 45/2
- In mixed form: 221/2
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