Solutions by everydaycalculation.com
4045 + 4245 is 8245.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45+42/45 40/45+84/45 40/90+42/45 40/45+42/90
© everydaycalculation.com