Subtract 9/80 from 70/30
1st number: 2 10/30, 2nd number: 9/80
70/30 - 9/80 is 533/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
70/30 = 70 × 8/30 × 8 = 560/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
9/80 = 9 × 3/80 × 3 = 27/240 - Subtract the two like fractions:
560/240 - 27/240 = 560 - 27/240 = 533/240 - In mixed form: 253/240
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