Estimating Products of 2-digit Numbers
Find a pair of numbers that multiply as close as possible to a target value. Discover compatible number strategies to estimate products.
課題1
Putting It All Together
Answer these open ended questions on your own or with others to form deeper math connections.
課題2
How did you pick which numbers to choose?
課題3
When would someone want to round numbers in estimating multiplication? When would they not need to round?