Subtract 40/45 from 70/35
1st number: 2 0/35, 2nd number: 40/45
70/35 - 40/45 is 10/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
70/35 = 70 × 9/35 × 9 = 630/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
40/45 = 40 × 7/45 × 7 = 280/315 - Subtract the two like fractions:
630/315 - 280/315 = 630 - 280/315 = 350/315 - After reducing the fraction, the answer is 10/9
- In mixed form: 11/9
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