Solutions by everydaycalculation.com
1st number: 4 0/10, 2nd number: 40/80
4010 ÷ 4080 is 81.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10÷40/80 40/20÷40/80 40/30÷40/80 40/50÷40/80 40/70÷40/80
© everydaycalculation.com