Subtract 3/45 from 70/50
1st number: 1 20/50, 2nd number: 3/45
70/50 - 3/45 is 4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 45 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
70/50 = 70 × 9/50 × 9 = 630/450 - Likewise, for the 2nd fraction, since 45 × 10 = 450,
3/45 = 3 × 10/45 × 10 = 30/450 - Subtract the two like fractions:
630/450 - 30/450 = 630 - 30/450 = 600/450 - After reducing the fraction, the answer is 4/3
- In mixed form: 11/3
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