Answers

Subtract 40/70 from 63/12

1^st number: 5 3/12, 2^nd number: 40/70

63/12 - 40/70 is 131/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 70 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 12 × 35 = 420,
   63/12 = 63 × 35/12 × 35 = 2205/420
3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
   40/70 = 40 × 6/70 × 6 = 240/420
4. Subtract the two like fractions:
   2205/420 - 240/420 = 2205 - 240/420 = 1965/420
5. After reducing the fraction, the answer is 131/28
6. In mixed form: 419/28

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁶³/₁₂-⁸⁰/₇₀ ⁶³/₂₄-⁴⁰/₇₀ ⁶³/₃₆-⁴⁰/₇₀ ⁶³/₆₀-⁴⁰/₇₀ ⁶³/₈₄-⁴⁰/₇₀

Subtract Fractions Calculator