AREA MODEL
WORD PROBLEMS
EXPONENTS
ESTIMATING
PROPERTIES
100
84 X 4
What is 672?
100
Kirby eats 145 almonds every week. How many almonds does she eat in 22 weeks?
What is 145 x 22? Kirby eats 3,190 almonds in 22 weeks.
100
WRITE AS AN EXPONENTIAL NOTION: 9 X 9 X 9
What is 9 TO THE POWER OF THREE
100
Pandas sleep about 12 hours each day. Estimate the number of hours a panda sleeps in 38 days?
What is 10 x 40 = 400 hours
100
Eight boxes with 3 books in each box is the same amount as 3 boxes with 8 books in each box. Which property of multiplication does this represent?
What is communitative property?
200
789 X 6
What is 4,734?
200
Blue Canyon, California has an average snowfall of 240 inches per year. How many inches of snow would this location expect to receive in 7 years?
What is 240 x 7? The average snowfall in 7 years would be 1,680 inches per year.
200
16 CUBED
What is 16 to the power of three?
200
Carly saved $57 each month for six months. About how much money did she have at the end of the sixth month?
What is 360? 60 x 6 = 360 Carly saved about $360 at the end of six months.
200
Five boxes with 0 books in each box is the same amount as 0 boxes. Which property of multiplication does this represent?
What is Zero Property?
300
45 X 65
What is 2,520?
300
The seats in a theater are sold out every night for five nights. If there are 2,025 seats in the theater, how many people will see the show?
What is 10,125? 2,025 x 5 = 10,125 10,125 people will see the show.
300
A jewelry box has a volume of 3 to the power of 3 cubic inches. What does that equal?
What is 3 x 3 x 3 = 27 cubic inches?
300
Mr. Semel travels 26 miles to school and 26 miles back to his house each day. Estimate how many miles he travels in 31 days?
What is 26 + 26 = 52 50 x 30 = 1500 miles Mr. Semel travels about 1,500 miles in 31 days.
300
(9 x 3) x 5 = 9 x (3 x 5)
What is Multiplication Property of Association?
400
123 X 22
What is 2,706?
400
The Lopez family puts together a 3,250-piece puzzle each week. How many puzzles will the family put together in 132 weeks?
What is 429,000? 3,250 x 132 = 429,000 The Lopez family will put together 429,000 puzzle in 132 weeks.
400
Write in standard form six raised to the power of 3.
What is 216?
400
Ellen can type 106 words per minute. If she types 4.5 hours a day for 7 days, she will type 1,890 minutes. Estimate the number of words she can type in 1,890 minutes?
What is What is 200,000? 2,000 x 100 = 200,000 Ellen can about 200,000 words in 1,890 minutes.
400
48 x 1 = 48
What is Identity property of multiplication?
500
623 X 47
What is 29,281
500
Karen had $50 to spend at the mall. She spent $15.00 on a skirt. During lunch Karen bought a hamburger and drink for $5.75. How much money did Karen have left to spend after lunch?
What is $29.25? 15.00 + 5.75 = 20.75 50.00 - 20.75 = 29.25 Karen has $29.25 left to spend.
500
Expand and write in standard form 5 raised to the power of 4
What is 625?
500
Matthew uses 11 sheets of paper every day at school. If he has a package of 150 sheets, will that be enough to last him for 3 weeks at school? Use estimate to find out and explain your answer.
What is about 150 sheets? 10 x 5 x 3 = 150 Matthew will NOT have enough paper because 150 is an underestimate, therefore he will need more paper before three weeks is up.
500
Name the property and missing digit. (5 x 7) x 4 = 5 x (7 x __)
What is the associative property of multiplication and the missing digit is 4
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