Solutions by everydaycalculation.com
742 + 2142 is 23.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42+21/42 7/84+21/42 7/42+21/84 21/42+21/42 7/42+63/42 35/42+21/42 49/42+21/42
© everydaycalculation.com