Decimal Decoders
Decode the value of the digit 7 in the decimal number 3.472 using expanded notation.
Answer choices:
a) 7/100
b) 7/10
c) 7/1000
d) 7000
a) 7/100
The Case of the Missing Pieces
Clue:
A baker has 240 cookies and wants to pack them into boxes with 12 cookies per box. How many boxes will the baker need?
Answer choices:
a) 10
b) 20
c) 25
d) 30
b) 20
Solve:
6 ÷ 1/4
Answer choices:
a) 1.5
b) 24
c) 1/24
d) 4
b/ 24
A pack of pencils costs $2.45. If you buy 4 packs, how much will you spend in total?
Answer choices:
a) $9.80
b) $9.50
c) $8.90
d) $10.00
a) $9.80
Sarah has 3/4 of a chocolate bar. She eats 1/8 more. How much of the chocolate bar does Sarah have left?
Question:
Solve: 3/4 + 1/8 = ?
Answer choices:
a) 7/8
b) 5/8
c) 9/8
d) 1
a) 7/8
Which symbol completes the comparison?
5.396 ____ 5.393
Answer choices:
a) >
b) <
c) =
d) None of the above
a) >
The Case of the Dividing Stickers
Clue:
A teacher has 360 stickers and wants to give the same number of stickers to 9 students. How many stickers will each student get?
Answer choices:
a) 40
b) 50
c) 45
d) 60
a) 40
How many 1/3-sized pieces can you make from a whole?
9 ÷ 1/3
Answer choices:
a) 3
b) 27
c) 6
d) 2
b) 27
You have $36.72 and want to divide it equally among 6 people. How much will each person get?
Answer choices:
a) $6.12
b) $6.02
c) $5.72
d) $5.87
a) $6.12
John has $12.75. He buys a snack for $5.50. How much money does John have left?
Question:
Solve: 12.75 - 5.50 = ?
Answer choices:
a) $7.25
b) $6.25
c) $7.00
d) $8.00
a) $7.25
What is the expanded form of the decimal 325.07894?
Question:
Solve for the expanded notation of 325.07894.
Answer choices:
a) 300 + 20 + 5 + 0.07 + 0.008 + 0.0009 + 0.00004
b) 300 + 20 + 5 + 0.07 + 0.008 + 0.0009 + 0.00004
c) 300 + 20 + 5 + 0.08 + 0.007 + 0.0009 + 0.00004
d) 300 + 20 + 5 + 0.07 + 0.008 + 0.009 + 0.00004
a) 300 + 20 + 5 + 0.07 + 0.008 + 0.0009 + 0.00004
The Case of the Dividing Apples
Clue:
A farmer has 1,200 apples. He wants to divide them into baskets, and each basket can hold 30 apples. How many baskets will he need?
Answer choices:
a) 40
b) 50
c) 60
d) 45
a) 40
Solve:
1/5 ÷ 4
Answer choices:
a) 1/20
b) 1/9
c) 4/5
d) 1/1
a) 1/20
Simplify the following expression:
($8.50 + $4.25) × 2
Answer choices:
a) $25.50
b) $24.50
c) $24.75
d) $26.50
a) $25.50
Compare 1/2 and 0.6. Which is greater?
Question:
Which symbol represents the correct comparison?
1/2 ___ 0.6
Answer choices:
a) >
b) <
c) =
d) None of the above
b) <
Which of the following decimals is the least: 35.5627, 35.5632, 35.567, or 35.56267?
Question:
Order these decimals from least to greatest:
35.5627, 35.5632, 35.567, 35.56267.
Answer choices:
a) 35.56267, 35.5627, 35.5632, 35.567
b) 35.5627, 35.56267, 35.5632, 35.567
c) 35.567, 35.5632, 35.5627, 35.56267
d) 35.5632, 35.5627, 35.56267, 35.567
b) 35.5627, 35.56267, 35.5632, 35.567
You have $7,856.43 and want to divide it equally among 21.5 people. How much will each person receive?
Question:
Solve:
7,856.43 ÷ 21.5 = ?
Answer choices:
a) $365.15
b) $365.25
c) $365.30
d) $365.40
a) 365.15
You are working with a recipe that requires 7 1/3 cups of flour. You want to divide this into 2 1/4 equal portions. How much flour will each portion get?
Question:
Solve:
(7 1/3) ÷ (2 1/4) = ?
Answer choices:
a) 3 1/3
b) 3 2/3
c) 3 5/6
d) 4 1/4
b) 3 2/3
You want to buy 3 books. Each book costs $9.50. You also want to buy 2 pens that each cost $2.75. How much will the total cost be?
Answer choices:
a) $34.25
b) $35.75
c) $36.25
d) $32.25
b) $35.75
You have 7 3/4 yards of fabric. After using 4 1/2 yards for a project, how much fabric do you have left?
Question:
Answer choices:
a) 3 1/4
b) 3 1/2
c) 3 3/4
d) 4
a) 3 1/4
You have $3,561.75 and you want to divide it equally among 24.75 people. How much does each person get?
Question:
Solve: 3,561.75 ÷ 24.75 = ?
Answer choices:
a) $143.00
b) $143.20
c) $143.50
d) $144.00
a) $143.00
You are managing a large event and need to split $12,845.68 equally among 16.25 event organizers. How much money will each organizer receive?
Question:
Solve:
12,845.68 ÷ 16.25 = ?
Answer choices:
a) $790.67
b) $790.75
c) $790.50
d) $790.80
a) 790.67
You are filling a rectangular swimming pool. The pool has dimensions 4 2/5 meters in length and 3 3/4 meters in width. What is the total area of the pool in square meters?
Question:
Solve:
(4 2/5) × (3 3/4) = ?
Answer choices:
a) 16 1/10
b) 16 3/20
c) 17 1/10
d) 15 9/20
b) 16 3/20
You have $8.00 and want to divide it into portions of 1/2. How many portions of $0.50 can you get from $8.00?
Answer choices:
a) 12
b) 8
c) 10
d) 16
b) 16
You are preparing a recipe that calls for 2 3/4 cups of flour. However, you only have 1.5 cups left. How much more flour will you need to complete the recipe?
Question:
Answer choices:
a) 1.25 cups
b) 1.5 cups
c) 1.75 cups
d) 1.85 cups
c) 1.75 cups