8th Grade Math Review Real Numbers

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Tags

CCSS.8.NS.A.1

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

Tags

CCSS.6.NS.C.6

Which represents a rational number?

• √110
• √324
• √65
• √80

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

Convert 0.444... to a fraction.

• 4/10
• 4.4/99
• 4/9
• 2/5

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

• 2/3
• -2/3
• 3/5
• -3/5

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

The √40 is between which two consecutive whole numbers?

• 7 & 8
• 4 & 5
• 5 & 6
• 6 & 7

Tags

CCSS.8.NS.A.2

Round to the Nearest Tenth: √28

• 5.6
• 5.9
• 5.3
• 8

Tags

CCSS.8.NS.A.2

Find the best estimate for √18 .
Look at the number line.

• 4.2
• 4.4
• 5.1
• 4

Tags

CCSS.8.NS.A.2

Which of the following is a perfect square?

• 24
• 48
• 81
• 110

Tags

CCSS.6.EE.A.1

Round to the Nearest Tenth: √119

• 10.9
• 10.5
• 11.1
• 10

Tags

CCSS.8.EE.A.2