Pick the equation that shows the zero property of multiplication:
a. 5 x 1 = 5
b. 4 x 5 = 5 x 4
c. 0 = 0 x 8
d. 7 x (1-0) = (7 x 1) - (7 x 0)
What is:
c. 0 = 0 x 8
100
Chris organized a walk for charity that was 15 miles long. Of those who started, 90 people completed the walk. How many miles were walked in all by those who completed the walk?
What operation should you use to solve this problem?
What is:
multiplication
100
Jamie needs to get 40 ice cream bars for a summer party. If there are 5 ice cream bars in each box, how many boxes should Jamie buy?
What is: 8 boxes
100
Each correct answer on a game show is worth 78 points. Last night, a contestant answered 32 questions correctly. About how many points did the contestant earn? Show your work.
What is: about 2,400 pints
100
Is the number 35 prime or composite? Explain.
What is
composite because it has more than just 1 and 35 as its factors.
The factors of 35 are: 1, 5, 7, 35
200
The equation below is the _________________property of multiplication.
2 x (1 - 0) = (2x1) - (2 x 0)
a. zero b. distributive c. associative d. commutative
What is:
b. distributive property
200
A candy store bought 568 pieces of candy to display in their windows. There are 8 jars for the candy to be placed equally into. How many pieces of candy will be put in each jar?
What operation should you use to solve this problem?
What is:
Division
200
Cassie can skate around the park in 9 minutes. How many laps can she skate in 135 minutes?
This equation shows the associative property of multiplication:
a. 8 x 1 = 8
b. 6 x 5 = 5 x 6
c. (5 x 4) x 3 = 5 x (4 x 3)
d. 2 x (6 + 2) = (2 x 6) + (2 x 2)
What is
c. (5 x 4) x 3 = 5 x (4 x 3)
300
Kim works in the kitchen of a restaurant. Over the weekend she washed 7,622 small glasses and 2,859 large glasses. How many more small glasses did she wash than large glasses?
What operation should you use to solve this problem?
What is:
subtraction
300
A group of 120 people is going on a boat tour. If each boat holds 7 people, how many boats will be needed?
What is
18 boats, because 17 boats wouldn't be enough. 1 person would be left off of the tour.
300
About 30,000 books were donated to the book fair. 600 students split the books up evenly. About how many books did each student get?
What is: About 50 books each
300
Name four multiples of 3.
What is:
3, 6, 9, 12, 15, 18, 21 ...
400
The equation below is the _________________property of multiplication.
8 x 6 = 6 x 8
a. zero b. distributive c. associative d. commutative
What is
d. commutative
400
Jake's motorcycle broke and he used $595 from his savings to have it repaired. After that, he had $108 left in savings. How much money did Jake have saved before his car broke?
What operation should you use to solve this problem?
What is:
addition
400
There are 56 boxes of books in the storeroom. Each box has 72 books. How many books are there in all?
What is: 4,032 books
400
There are 15 bags filled with coins. There are 81 coins in each bag. About how many coins are there in all? Show your work.
What is: about 1,600 coins
400
Which factor below is not a factor of 24?
1, 2, 3, 4, 5, 6, 8, 12, 24
What is:
5
500
Write an example of an equation for the identity property of multiplication:
What is:
12 x 1 = 12
500
The sum of two numbers is 15. The difference of the two numbers is 3. What are the two numbers?
What is: 9 and 6
500
There are 30 photographers who take pictures for the city newspaper. For yesterday's issue, each photographer took 600 pictures. How many pictures were there in all?
What is: 18,000 pictures
500
Complete the missing number in the pattern:
1, _____, 9, 27, 81, 243
What is the rule:
What is: 3
Rule: multiply by 3
500
Name the missing number on input/output table.
Input:3 -->Output:6, Input:4 -->Output:8, Input:5 --> Output: 10, Input:6 --> Output: ?