Subtract 18/32 from 70/40
1st number: 1 30/40, 2nd number: 18/32
70/40 - 18/32 is 19/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
70/40 = 70 × 4/40 × 4 = 280/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
18/32 = 18 × 5/32 × 5 = 90/160 - Subtract the two like fractions:
280/160 - 90/160 = 280 - 90/160 = 190/160 - After reducing the fraction, the answer is 19/16
- In mixed form: 13/16
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