Multiply
Write in Scientific Notation
Write in Standard Notation
Word Problems
Vocabulary
100
150 X 3
45
100
1,200
1.2 x 10^3
100
4 x 10^3=
4,000
100
Jeremy bought a can of soda for himself and each of his five friends. Including tax, a can of soda cost $0.95. How much did Jeremy pay for the soda?
$5.70
100
In 3 + 2 = 5, the 3 and the 2 are called the ____________. A. addends B. sum C. difference D. product
A ( addends )
200
2.35 x 8
18.8
200
345,000
3.45 x 10^5
200
1.5 x 10^4=
15,000
200
Before sales tax, what is the total cost of three CD's selling for $13.98 each?
$41.94
200
In 6 + 4 = 10, 10 is called the ____________. A. addends B. sum C. difference D. product
B (sum)
300
7 x 8.09
56.63
300
6,150,000
6.15 x 10^6
300
3.45 x 10^3=
3,450
300
Ernesto bought 7 spiral notebooks. Each notebook cost $2.29, including tax. What was the total cost of the notebooks?
$16.03
300
In 15 - 9 = 6, 6 is called the ____________. A. addends B. sum C. difference D. product
C (difference)
400
4 x 0.0027
0.0108
400
78,900,000
7.89 x 10^7
400
9.3 x 10^5=
930,000
400
Carlos bought 5 folders at $0.15 each and 5 binders at $6.50 each. What was the total cost?
$33.25 (0.15x 5= $0.75 6.50 x 5= $32.50 0.75 + 32.50= $33.25)
400
In 3 x 4 = 12, 3 and 4 are called the __________. A. sum B. divisor C. addends D. factors
D (factors)
500
9 x 0.0036
0.0324
500
909,000,000
9.09 x 10^8
500
3.271 x 10^7=
32,710,000
500
Laura is trying to eat less than 550 Calories at dinner. The thin crust pizza has 68.2 Calories per slice. A dinner salad has 150 Calories. Will Laura be able to eat 2 slices of pizza and the dinner salad for under 550 Calories?
Yes, the 2 slices of pizza has 136.4 Calories (68.2 x 2). Together the pizza and the dinner salad have 286.4 calories (136.4 + 150). 286.4 is less than 550, so she can have 2 slices of pizza and the dinner salad.
500
In 9 x 7 = 63, 63 is called the ______________. A. sum B. product C. quotient D. difference
B (product)