Multiply 45/12 with 21/10
1st number: 3 9/12, 2nd number: 2 1/10
This multiplication involving fractions can also be rephrased as "What is 45/12 of 2 1/10?"
4512 × 2110 is 638.
Steps for multiplying fractions
- Simply multiply the numerators and denominators separately:
- 4512 × 2110 = 45 × 2112 × 10 = 945120
- After reducing the fraction, the answer is 638
- In mixed form: 778
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12×21/10 45/12×42/10 45/24×21/10 45/12×21/20 45/12×63/10 45/36×21/10 45/12×21/30 45/60×21/10 45/12×21/50 45/84×21/10 45/12×21/70