Solutions by everydaycalculation.com
1230 + 630 is 35.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30+6/30 12/30+12/30 12/60+6/30 12/30+6/60 36/30+6/30 12/30+18/30 12/90+6/30 12/30+6/90 60/30+6/30 84/30+6/30 12/30+42/30
© everydaycalculation.com