Unit 1 Retrieval and Vocab

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.6.NS.C.6

0.8 is a rational number

• True
• False

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7

What is the fraction equivalent of 0.40?

• 40%
• 1/25

• 4/5

• 2/5

Tags

CCSS.4.NF.C.5

CCSS.4.NF.C.6

Write this fraction as a decimal.
1/9

• 9
• .111.....
• 1.9
• 1.11

Tags

CCSS.5.NBT.A.3

CCSS.5.NF.B.3

Write this fraction as a decimal.
9/16

• .563
• .916
• .500
• 1.78

Tags

CCSS.5.NBT.B.7

CCSS.5.NF.B.3

What is the decimal equivalent of 3/5?

• 0.3
• 3.5
• 0.6
• 0.2

Tags

CCSS.5.NBT.A.3

CCSS.5.NF.B.3

What is 4 ⅗ in fraction form?

• 20/5

• 5/23

• 23/5

• 46/6

Tags

CCSS.4.NF.A.1

CCSS.4.NF.B.3

simplify   6/12

• 2
• 1/2
• 2/6
• 6/6

Tags

CCSS.4.NF.A.1

Which number is an integer?

• -1/2
• 0.2
• 3/4
• -2

What type of number is π ?

• Rational
• Irrational

Tags

CCSS.HSN.RN.B.3