Subtract 20/35 from 84/4
1st number: 21 0/4, 2nd number: 20/35
84/4 - 20/35 is 143/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
84/4 = 84 × 35/4 × 35 = 2940/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
20/35 = 20 × 4/35 × 4 = 80/140 - Subtract the two like fractions:
2940/140 - 80/140 = 2940 - 80/140 = 2860/140 - After reducing the fraction, the answer is 143/7
- In mixed form: 203/7
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