Solutions by everydaycalculation.com
1580 + 4580 is 34.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/80+45/80 15/80+90/80 45/80+45/80 75/80+45/80
© everydaycalculation.com