CRM 1.2 Unit Assessment Review

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Jamal write a number that is 100 less than 459. Which number is 100 less than 459?

• 359

• 449

• 559

• 469

Rosie made a number pattern. Which number will come next in Rosie's pattern?

170, 270, 370, ____, ____, ____

Look at the choices very CAREFULLY!

• 470, 670, 770

• 470, 570, 670

• 470, 370, 270

• 480, 580, 680

David made a pattern to show how to mentally subtract 10. Select the number pattern that could be David’s pattern.

Make sure to look at the COMPLETE pattern - all 5 numbers.

• 760, 750, 740, 730, 740

• 760, 750, 730, 740, 730

• 760, 750, 740, 730, 720

• 760, 750, 740, 730, 729

• 6 hundreds, 9 tens, 16 ones

• 6 hundreds, 9 tens, 3 ones

• 6 hundreds, 9 tens, 6 ones

• 7 hundreds, 0 tens, 6 ones

• 14

• 87

• 486

• 573

Part B: Choose the correct way to explain Louis' thinking.

• Louis counted back from 573 to 486. He subtracts 486 - 87 to find the missing number.

• Louis counted back on the number line. He subtracts 73 - 10 - 4 to find the missing number.

• Louis counted up on the number line. He adds 486 + 573 to find the missing number.

• Louis counted up from 486 to 573. He adds 4 + 10 + 73 to find the missing number.

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Part B: What is the missing number from Shannon's equation?

433 + 328 = ____

• 751

• 7511

• 760

• 761