Solutions by everydaycalculation.com
2842 - 3042 is -121.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/42-30/42 28/42-60/42 28/84-30/42 28/42-30/84 84/42-30/42 28/42-90/42
© everydaycalculation.com