Solutions by everydaycalculation.com
640 ÷ 2130 is 314.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40÷21/30 6/40÷42/30 6/80÷21/30 6/40÷21/60 18/40÷21/30 6/40÷63/30 6/40÷21/90 30/40÷21/30 42/40÷21/30
© everydaycalculation.com