Study River / Worksheets
Free 100-square grid worksheets (addition, subtraction, multiplication)
Free · A4 · answer key included · no account
A 10×10 grid of quick facts: fill each square with the result of its row and column. A different order every time.
Steps you can choose
- 100-square: addition
- 100-square: subtraction
- 100-square: multiplication
How it works
- Pick this topic in the web app, choose how many minutes you have, and download the PDF.
- Page 1 is the problems, page 2 is the answers. Black and light gray, made for home printers.
- Record which numbers went wrong and the next sheet adjusts one step at a time.
Worksheets