Decimals
Multiplication and Division
Vocabulary
Math Tasks
Keeping Skills Sharp
100
What is one million, two hundred thirty-seven thousand, four hundred nineteen written in standard form?
1,237,419
100
C. 82
What is 1,312 divided by 16? A. 78 B. 92 C. 82 D. 64
100
What is a product?
The answer to a multiplication problem.
100
Estimate, then multiply. 21 x 42 =
20 x 40 = 800
100
List all the factors of 24.
1,2,3,4,6,8,12,24,
200
How is 6/10 written as a decimal?
0.6
200
What is 60 x 400=
24,000
200
Explain the distributive property by multiplying 2 x 123.
A property that states to multiply a sum by a number, you can multiply each addend by the same number and add the products. 2 x 123= (2x100) + (2 X 20) + (2x 3) = 246
200
A restaurant has 36 tables. If each table can sit 5 people, how many people can be seated in the restaurant?
(30 x 5) + (6 x 5) = 180 people
200
What is 92 x 5?
460
300
How is 17/1,000 written as a decimal?
0.017
300
Use the distributive property to solve 17 x 5=
(10 x 5) + (7 x 5) = 50 + 35 = 85
300
What is an exponent?
In a power, this number represents the number of times the base is used as a factor.
300
What is the product of 5 x 5 x 5 using exponents?
5 to the third power.
300
200 x 60=
12,000
400
What is the expanded form of 560,732?
5 x 100,000 + 6 x 10,000 + 7 x 100 + 3 x 10 + 2
400
What is the product of 10 x 10 x 10 using an exponent?
10 to the third power or 10 cubed
400
What is multiplication?
Repeated addition.
400
Sam is saving money for a vacation. His goal is to get $250. He has made 11 deposits of $18 each so far. How much more money does he need to reach his goal?
A.$52 B.$68 C. $182 D.$198
400
7 x 19 =
(7 x 10 ) + (7 x 9) = 70 + 63 = 133
500
Order the numbers from least to greatest: 0.600, 0.602, 0.622, 0.620
0.6 0.602 0.620 0.622
500
What is the best estimate of 6 x 22 using rounding or compatible numbers?
6 x 20 = 120
500
What is a prime number?
A whole humber whose factors are one and itself.
500
Chloe is saving to buy a bird cage. She saves $1 the first week, $3 the second week, $9 the third week and so on. How much money will she save in 5 weeks? Use a table to show your answer.
Add $1 + $3 + $9 + $27 + $81 = $121 Betsy saved $121 in 5 weeks
500
Estimate by rounding and multiplying. 25 x 453 =
30 x 500= 15,000
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