On this third grade math worksheet, kids round to estimate the difference between two numbers, a useful strategy for checking the results of calculations.

Learn to use the decomposition strategy as you solve subtraction problems!

This worksheet will challenge your third graders to round numbers and then them. Students will answer multiple choice questions by rounding up or rounding down numbers in the problems provided.

Dive into subtraction with this ocean-themed worksheet!

Crack the code of the missing starting number with this investigative subtraction worksheet!