Answers

Subtract 7/36 from 90/64

1^st number: 1 26/64, 2^nd number: 7/36

90/64 - 7/36 is 349/288.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 36 is 576
   
   Next, find the equivalent fraction of both fractional numbers with denominator 576
2. For the 1st fraction, since 64 × 9 = 576,
   90/64 = 90 × 9/64 × 9 = 810/576
3. Likewise, for the 2nd fraction, since 36 × 16 = 576,
   7/36 = 7 × 16/36 × 16 = 112/576
4. Subtract the two like fractions:
   810/576 - 112/576 = 810 - 112/576 = 698/576
5. After reducing the fraction, the answer is 349/288
6. In mixed form: 161/288

MathStep (Works offline)

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

Related: ⁹⁰/₆₄-¹⁴/₃₆ ⁹⁰/₆₄-⁷/₇₂ ⁹⁰/₆₄-²¹/₃₆ ⁹⁰/₆₄-³⁵/₃₆ ⁹⁰/₆₄-⁴⁹/₃₆

Subtract Fractions Calculator