Solutions by everydaycalculation.com
1421 + 221 is 1621.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/21+2/21 14/21+4/21 14/42+2/21 14/21+2/42 42/21+2/21 14/21+6/21 14/63+2/21 14/21+2/63 70/21+2/21 14/21+10/21 98/21+2/21 14/21+14/21
© everydaycalculation.com