This google sheet contains Fast 40's for addition, subtraction, multiplication, and division. 40 randomly generated problems for mental math practice! You will always have a fresh set of problems for your class.

Addition (Problems contain numbers between 0 and 20)

Subtraction (Problems contain numbers between 0 and 20. Will always have a larger number on top)

Multiplication (Problems contain numbers between 0 and 12)

Division (Problems go from 1/1 to 144/12. There will never be any remainders, uses classic division symbol)

Tips and Tricks:

Print Directions are included on the first sheet.

Print an extra for yourself to fill out as an answer key

Great way for students to master quick mental math; in my class, I gave all students the same sheet and set a 2 minute timer. See how many they can get correct in that time limit.

We did this every single day!