Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/2 of 4/90?"
12 × 490 is 145.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/2×8/90 1/4×4/90 3/2×4/90 1/2×12/90 1/6×4/90 5/2×4/90 1/2×20/90 1/10×4/90 7/2×4/90 1/2×28/90 1/14×4/90
© everydaycalculation.com