Subtract 25/80 from 70/7
1st number: 10 0/7, 2nd number: 25/80
70/7 - 25/80 is 155/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
70/7 = 70 × 80/7 × 80 = 5600/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
25/80 = 25 × 7/80 × 7 = 175/560 - Subtract the two like fractions:
5600/560 - 175/560 = 5600 - 175/560 = 5425/560 - After reducing the fraction, the answer is 155/16
- In mixed form: 911/16
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