Solutions by everydaycalculation.com
1645 - 2445 is -845.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/45-24/45 16/45-48/45 16/90-24/45 16/45-24/90 48/45-24/45 16/45-72/45 80/45-24/45
© everydaycalculation.com