4th Grade (Chapter 2 Test Review)

Which expression shows estimating 452,329 + 892,043 by rounding to the nearest 10,000?

• 452,000 + 892,000
• 500,000 + 900,000
• 400,000 + 800,000
• 450,000 + 890,000

Find the value of the expression y + x, when x = 35 and y = 16.

• 19
• 41
• 51
• 61

Explain how you could use the properties of addition to make the numbers easy to add mentally. 5 + 0 + 2 + 23 + 17 + 8 + 5

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What is the sum? 5 + 0 + 2 + 23 + 17 + 8 + 5

What is the value of n? n + 21 = 21

What property of addition is used in the following equation? n + 21 = 21

• Commutative Property
• Identity Property
• Associative Property

Henry has a balance of $750 in his savings account after he withdraws $80 and $50. What was his balance before the withdrawals?

• $620
• $720
• $780
• $880

There are two towns in Colusa County, Amdel and Stoneham. Amdel has a population of 6,553. Stoneham has a population of 9,685. What is the population of Colusa County?

Martin is 15 years old. Juan is 3 years older than Martin. Louis is 5 years younger than Juan. How old is Louis?

• 7
• 13
• 17
• 23

Align and find the missing digits in the sum. 302,584,621 + 58,613,295 = 3__,19_,9_6 Type the whole number for your answer below (commas are needed)