Solutions by everydaycalculation.com
424 - 1224 is -13.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/24-12/24 4/48-12/24 4/24-12/48 12/24-12/24 4/24-36/24 4/72-12/24 4/24-12/72 20/24-12/24 4/24-60/24 28/24-12/24 4/24-84/24
© everydaycalculation.com