Solutions by everydaycalculation.com
1530 + 2130 is 65.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 15/30+42/30 15/60+21/30 15/30+21/60 45/30+21/30 15/30+63/30 15/90+21/30 15/30+21/90 75/30+21/30
© everydaycalculation.com