Eighth Grade: exponents (lesson 2), roots (lesson 1), and ration

• 125

• -5

• 5

• 13

Tags

CCSS.8.EE.A.2

Find the sum of 5⁵ and 2²

(a)  

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

8⁰ ⋅ 8⁴ =

• 8⁰

• 8⁴

• 512

• 4099

Tags

CCSS.4.NBT.B.5

Identify the Rational Numbers out of 17.7, 343,343232345..., 18/33, and Π

• 17.7

• 17.7, 18/33

• 343, 343,232345...

• 343, 343,232345... and Π

Identify the Irrational Numbers out of 17.7, 343,343232345..., 18/33, and Π

• 343,343232345... and Π

• 17.7

• 18/33

Tags

CCSS.8.NS.A.1

c⁰

• 10

• -5

• c

• 1

• - (95/5)

(a)  

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

• Cayoo is wrong because 0.34 > 0.35

• Cayoo is right because the line says it's a long number.

• Cayoo is right because the line says it's 34 repeats and repeating numbers are rational.

• Cayoo is right because the line says it's 39 repeats and repeating numbers are rational.

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

Change 74,544 to scientific notation.

• 0.74544 x 10^-2

• 0.74544 x 10^-1

• 7.4544 x 10^-4

• 7.4544 x 10⁴

Tags

CCSS.8.EE.A.3

If it takes 5 dollars per game (use variable g) at the fair, you want to play 20 games, select the best equation.

• 5g = 20

• -5g = 20

• 5g = 2.0

• 5g x 20 = g

Tags

CCSS.HSA.CED.A.3