Solutions by everydaycalculation.com
340 - 2140 is -920.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/40-21/40 3/40-42/40 3/80-21/40 3/40-21/80 9/40-21/40 3/40-63/40 15/40-21/40 21/40-21/40
© everydaycalculation.com