Solutions by everydaycalculation.com
418 + 718 is 1118.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18+7/18 4/18+14/18 4/36+7/18 4/18+7/36 12/18+7/18 4/18+21/18 4/54+7/18 4/18+7/54 20/18+7/18 4/18+35/18 4/90+7/18 4/18+7/90 28/18+7/18 4/18+49/18
© everydaycalculation.com