McGraw Hill Reveal Unit 2 Review

Grayson wants to estimate the difference between two numbers.

First, he rounded both numbers to the nearest hundred.

Then, he subtracted both his two rounded numbers to get 400.

Which expression could be used to find the original subtraction problem Grayson started with? Choose all that apply.

• 528-169

• 934-502

• 643-247

• 551-164

Use the bar diagram to help you find the unknown number two ways. Choose all that apply.

• 627 - ? = 184

• 184 - ? = 627

• 627 + 184 = ?

• 184 + ? = 627

How can you decompose to solve 536-302

• 536-300=236

  236-20=216

• 536-3=533

  533-0=533

  533-2=531

• 536-300=236

  236-2=334

• 536-30=506

  506-2=504

Jessica saved $692. Millie saved $247 less than Jessica. How much did Millie save?

• $247

• $335

• $455

• $445

A chef has an odd number of pans he needs to put on two shelves. Choose the arrangements that could be possible with an odd number of pans to put on the shelves. Choose all that apply.

• even + even

• odd + even

• even + odd

• odd + odd

What is four thousand, forty-nine in standard form?

• 4,490

• 4,094

• 4,049

• 4,409

What is eight thousand, three hundred sixteen in expanded form?

• 8,000 + 300 + 1 + 6

• 8 + 3 + 1 + 6

• 8,000 + 30 + 10 + 6

• 8,000 + 300 + 10 + 6

In July, Mrs. Lehman drove 1,348 miles in her car. In August, she drove 539 miles. How many miles did she drive over the two months?

• 1,887

• 1,886

• 1,877

• 1,889

Brodie is solving 654 + 231 using partial sums. To find the partial sums of the tens, which numbers would he add?

• 40 + 10

• 50 + 30

• 60 + 20

• 50 + 20

Brayla has a goal to sell $373 worth of brownies for her bake sale. She has already sold $184 worth of brownies. How much money does she have to earn to meet her goal?

• $219

• $211

• $ 245

• $189