Unit 3 Math Test Review - estimation and problem solving

What is a reasonable estimate for the sum of 3,723 and 8,716? Show your thinking on your whiteboard to justify your answer.

Three students estimated the following problem. Choose the expression that DOES NOT have a use a helpful estimation strategy.

6,867 - 904

• 6,900 - 900

• 7,000 - 1,000

• 7,000 - 904

Write the equation for the sum of Model 1 & Model 2.

Tags

CCSS.4.NF.B.3A

Which statement is correct?

• 54 x 9 is more than 540

• 54 x 9 is less than 540

• 54 x 9 is equal to 540

• 54 x 9 is between 600 and 650

Calculate: 10,000 – 1,486 =

Tags

CCSS.4.NBT.B.4

Calculate: 3,575 + 743 =

Tags

CCSS.4.NBT.B.4

Estimate: 2.74 – 0.816 =

Solve: 2.74 – 0.816 =

Tags

CCSS.6.NS.B.3

518 x 3 =

Tags

CCSS.4.NBT.B.5

27 x 34 =

Tags

CCSS.4.NBT.B.5