Solutions by everydaycalculation.com
1880 + 2580 is 4380.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/80+25/80 18/80+50/80 54/80+25/80 18/80+75/80 90/80+25/80
© everydaycalculation.com