Rationals, Irrationals, and Radicals

What is a rational number ?

• A rational number  is a number that cannot be written as a fraction.
• A rational number is a number that can be written as a fraction.
• A rational number cannot be a repeating  decimal.

Tags

CCSS.5.NBT.A.2

Which number is irrational?

• 9.6
• √45
• 3/8
• 3.4 x 10 ⁵

Tags

CCSS.8.NS.A.1

CCSS.8.EE.A.2

The √98 falls between what two numbers on a number line?

• 10 and 11
• 11 and 12
• 9 and 10
• 90 and 100

Tags

CCSS.8.NS.A.2

Choose the best definition of the term WHOLE NUMBERS...

• Numbers that have holes in them (like 0, 4, 8, etc.)
• Any positive #s
• 1 and then +1 after that (1, 2, 3, 4, 5, 6...)
• Zero and the positive numbers with decimals of with .0

Tags

CCSS.2.MD.B.6

What is 0.35 as a simplified fraction?

• 35/100

• 7/20

• 35/1000

• 70/500

Which result will be Rational?

• 3.16 + π

• 2.6̅3 − √5

• √8 ⋅ √2

• √5 ⋅ √4

Tags

CCSS.7.NS.A.1D

The product of two Irrational numbers is _________________ Rational.

• Always

• Sometimes

• Never

Tags

CCSS.HSN.RN.B.3

The product of two Rational numbers is ________________ Rational.

• Always

• Sometimes

• Never

Tags

CCSS.HSN.RN.B.3

Which result will be irrational?

• √4 ⋅ √49

• √2 ⋅ √10

• √2⋅ √ 8

• √16 ⋅ √25

Tags

CCSS.8.NS.A.1

CCSS.8.EE.A.2

Which number is Rational?

• 3 ∕ π

• √15 ∕ 6

• 5.249854116....

• 1.4545454545....

Tags

CCSS.8.NS.A.1