Math Review

Which of the following is NOT a perfect square?

• 1
• 4
• 100
• 8

Tags

CCSS.8.EE.A.2

In between what two integers is the square root of 44?

• 3 and 4
• 4 and 5
• 5 and 6
• 6 and 7

Tags

CCSS.8.NS.A.2

The area of a square is 36 cm².  What is the length of one side?

• 6 cm
• 24 cm
• 9 cm
• 9 cm

Tags

CCSS.4.MD.A.3

CCSS.3.MD.C.7B

Convert 4/5 to a percent.

• 45%
• 4.5%
• 80%
• 8%

28% as fraction is ________.

• 7/25
• 28/50
• 28/10
• 14/25

6.8% as a decimal is ______________.

• 6.8
• 680
• 0.068
• 0.68

7.82 x 10^-6 is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

• Large
• Small
• Basic

Tags

CCSS.8.EE.A.3

Change from standard form to scientific notation: 12,000,000

• 12.0  x  10⁷
• 0.12  x  10⁷
• 1.2  x  10⁶
• 1.2  x  10⁷

π or PI is classified as which?

• Rational
• Irrational
• Rational, Real
• Irrational, Real

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

Tags

CCSS.7.EE.B.4A