Solutions by everydaycalculation.com
1621 + 421 is 2021.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/21+4/21 16/21+8/21 16/42+4/21 16/21+4/42 48/21+4/21 16/21+12/21 16/63+4/21 16/21+4/63 80/21+4/21 16/21+20/21 16/21+28/21
© everydaycalculation.com