Subtract 9/64 from 70/20
1st number: 3 10/20, 2nd number: 9/64
70/20 - 9/64 is 215/64.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
70/20 = 70 × 16/20 × 16 = 1120/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
9/64 = 9 × 5/64 × 5 = 45/320 - Subtract the two like fractions:
1120/320 - 45/320 = 1120 - 45/320 = 1075/320 - After reducing the fraction, the answer is 215/64
- In mixed form: 323/64
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