Subtract 4/70 from 72/36
1st number: 2 0/36, 2nd number: 4/70
72/36 - 4/70 is 68/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
72/36 = 72 × 35/36 × 35 = 2520/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
4/70 = 4 × 18/70 × 18 = 72/1260 - Subtract the two like fractions:
2520/1260 - 72/1260 = 2520 - 72/1260 = 2448/1260 - After reducing the fraction, the answer is 68/35
- In mixed form: 133/35
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