Answers

Subtract 48/40 from 7/36

1^st number: 7/36, 2^nd number: 1 8/40

7/36 - 48/40 is -181/180.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 36 × 10 = 360,
   7/36 = 7 × 10/36 × 10 = 70/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   48/40 = 48 × 9/40 × 9 = 432/360
4. Subtract the two like fractions:
   70/360 - 432/360 = 70 - 432/360 = -362/360
5. After reducing the fraction, the answer is -181/180

MathStep (Works offline)

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

Related: ¹⁴/₃₆-⁴⁸/₄₀ ⁷/₃₆-⁹⁶/₄₀ ⁷/₇₂-⁴⁸/₄₀ ⁷/₃₆-⁴⁸/₈₀ ²¹/₃₆-⁴⁸/₄₀ ³⁵/₃₆-⁴⁸/₄₀ ⁴⁹/₃₆-⁴⁸/₄₀

Subtract Fractions Calculator