Subtract 63/18 from 70/35
1st number: 2 0/35, 2nd number: 3 9/18
70/35 - 63/18 is -3/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
70/35 = 70 × 18/35 × 18 = 1260/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
63/18 = 63 × 35/18 × 35 = 2205/630 - Subtract the two like fractions:
1260/630 - 2205/630 = 1260 - 2205/630 = -945/630 - After reducing the fraction, the answer is -3/2
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