Summative Assessment

What is the value of the digit 4 in the number 472?

Which of the following shows 600 written in different ways? (Choose all that apply)

Write a three-digit number that has 7 hundreds, 3 tens, and 5 ones: (a)  

Choose the correct statement:

Solve: 83 - 27 = (a)  

Solve: 46 +28 = (a)  

Which strategy could you use to solve 59 + 24?

Explain why the following addition strategy works:
To solve 37 + 25, I first add 30 + 20, then I add 7 + 5, and finally, I combine both sums.

Compare these two subtraction strategies for 72 - 39. Which one is easier for you and why?

- Strategy A: Break apart 39 into 30 and 9, then subtract in parts.

- Strategy B: Count up from 39 to 72.