Solutions by everydaycalculation.com
1st number: 1 8/10, 2nd number: 2 5/20
1810 - 4520 is -920.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10-45/20 18/10-90/20 18/20-45/20 18/10-45/40 54/10-45/20 18/30-45/20 18/10-45/60 90/10-45/20 18/50-45/20 18/70-45/20
© everydaycalculation.com