Reteach: Ordering Rational Numbers

Fractions are shown.  
1/3, 1/4, 5/8 
Order the fractions from least to greatest.

• 1/4, 5/8, 1/3
• 1/4, 1/3, 5/8 
• 5/8, 1/3, 1/4
• 1/3, 1/4, 5/8

Choose <, >, or = to fill in the circle and create a true statement.

• <
• >
• =

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

How do you change a decimal to a percent?

• Move the decimal 2 places to the the LEFT or multpliy by 100
• Move the decimal 2 places to the the RIGHT or multiply by 100

Tags

CCSS.6.NS.B.3

Put the following in order from least to greatest:
54%, 2/5, .45

• 2/5, .45, 54%
• 54%, 2/5, .45
• 54%, .45, 2/5
• .45, 2/5, 54%

What is 42% expressed as a decimal?

• 0.42
• 4.2
• 42
• 0.042

Order the following from least to greatest.  
1/2, 2%, 2.1 x 10^-2, 0.20

• 2%, 2.1 x 10^-2, 
  1/2, 0.20
• 2%, 2.1 x 10^-2,
  0.20, 1/2
• 0.20, 1/2, 2%, 
  2.1 x 10^-2
• 2.1 x 10^-2, 1/2,
   0.20, 2%

Put the following in DESCENDING order.
4.05 x 10¹, 45%, 3/4, 0.075

• 4.05 x 10¹, 45%,
  3/4, 0.075
• 3/4, 45%, 0.075,
   4.05 x 10¹
• 4.05 x 10¹, 3/4, 
  45%, 0.075
• 45%, 0.075,
   4.05 x 10¹, 3/4

Which is ordered in ascending order?

• ^{1/2, 3/4, 1/4, 2/3}
• ^{1/2, 2/3, 1/4, 3/4}
• ^{1/4, 1/2, 2/3, 3/4}

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

What is the decimal and percent value of 3/8

• 0.38 & 38%
• 3.8 and 3.8%
• 0.375 &37.5%
• 38 & 380%

Tags

CCSS.6.NS.A.1

What is the difference between rational and irrational numbers?

• Rational numbers are fractions and decimals that end or repeat. Irrational numbers are decimals that never end or repeat, like pi.
• Rational numbers are fractions and decimals. Irrational numbers are negatives.
• Rational numbers are fractions, decimals, percents. Irrational numbers are not.
• They're different.