Subtract 70/80 from 84/24
1st number: 3 12/24, 2nd number: 70/80
84/24 - 70/80 is 21/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 24 × 10 = 240,
84/24 = 84 × 10/24 × 10 = 840/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Subtract the two like fractions:
840/240 - 210/240 = 840 - 210/240 = 630/240 - After reducing the fraction, the answer is 21/8
- In mixed form: 25/8
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