Solutions by everydaycalculation.com
330 - 2130 is -35.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30-21/30 3/30-42/30 3/60-21/30 3/30-21/60 9/30-21/30 3/30-63/30 3/90-21/30 3/30-21/90 15/30-21/30 21/30-21/30
© everydaycalculation.com