Solutions by everydaycalculation.com
142 - 942 is -421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42-9/42 1/42-18/42 1/84-9/42 1/42-9/84 3/42-9/42 1/42-27/42 5/42-9/42 1/42-45/42 7/42-9/42 1/42-63/42
© everydaycalculation.com