Solutions by everydaycalculation.com
18 - 910 is -3140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/8-9/10 1/8-18/10 1/16-9/10 1/8-9/20 3/8-9/10 1/8-27/10 1/24-9/10 1/8-9/30 5/8-9/10 1/8-45/10 1/40-9/10 1/8-9/50 7/8-9/10 1/8-63/10 1/56-9/10 1/8-9/70
© everydaycalculation.com