Show:
Multiplication Properties
Mental Math
Estimate
Multiply
Story Problems/Exponents
100
637 x 1 = 637
What is the Identity Property
100
50 x 20
What is 100?
100
42 x 36
What is 1600?
100
84 x 8
What is 672?
100
Write 2 x 2 x 2 x 2 in exponential form
What is 2 to the 4th power
200
650 x 0 = 0
What is the Zero Property?
200
150 x 50
What is 7,500?
200
76 x 36
What is 3,200?
200
23 x 6
What is 78?
200
Write 5 squared in standard form
What is 25?
300
42 x 72 = 72 x 42
What is the Commutative Property
300
700 x 50 x 1
What is 35,000?
300
98 x 16
What is 1,600?
300
789 x 6
What is 4,734?
300
To clean all the hallway carpet in a large building, Mr. Helmke needs to rent a carpet steamer for 37 days. The rental costs $39 per day. What is the total cost for the rental?
What is $1,443?
400
6 x (30 x 8) = (6 x 30) x 8
What is the Associative Property?
400
600 x 600
What is 360,000?
400
288 x 12
What is 3,000
400
66 x 46
What is 3,036?
400
In 1980 and autographed baseball card was bought for $45. In 2006 the same baseball card sold for 5 times as much. What was the price of the baseball card in 2006?
What is $225?
500
54 x ___ = 18 x 54
What is 18?
500
4,000 x 600
What is 2,400,000?
500
36 x 5 x 100
What is 20,000?
500
244 x 29
What is 7,076?
500
Joe sold 9 baseball cards for $18 each, and 11 baseball cards for $22 each. How much money did he have from the sale of his baseball cards?
What is $404?