Math DBA 1 Review

Math DBA 1 Review

Hosted by Mrs. BryanHosted by Mrs. BryanHosted by Mrs. BryanHosted by Mrs. Bryan© Don Link, Indian Creek School, 2004

JeopardyJeopardy

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Place ValuePlace Value Problem Problem SolvingSolving PatternsPatterns Factors &Factors &

MultiplesMultiplesTime, Temp. Time, Temp.

& Money& Money

How is the following number writtenHow is the following number writtenin word form?in word form?

5,893,0455,893,045

Five million, eight hundred Five million, eight hundred ninety-three thousand, ninety-three thousand,

Forty-five.Forty-five.

What is the value of each six What is the value of each six in the number 2,686,266?in the number 2,686,266?

Ones place- 6Ones place- 6Tens place- 60Tens place- 60

Thousands place- 6,000Thousands place- 6,000Hundred Thous. place- 600,000Hundred Thous. place- 600,000

Round the following numbers to the Round the following numbers to the nearest thousand.nearest thousand.

8,234 ___________ 8,234 ___________ 9,995 __________9,995 __________2,709 ___________2,709 ___________

8,234= 8,0008,234= 8,0009,995= 10,0009,995= 10,0002,709= 3,0002,709= 3,000

Write the following number Write the following number in expanded form/notation.in expanded form/notation.

23,459,201,77823,459,201,778

20,000,000,000 + 3,000,000,000 + 20,000,000,000 + 3,000,000,000 + 400,000,000 + 50,000,000 + 9,000,000 +400,000,000 + 50,000,000 + 9,000,000 +

200,000 + 1,000 + 700 + 70 + 8200,000 + 1,000 + 700 + 70 + 8

My number is between 9,700 My number is between 9,700 and 9,800. It has a 4 in the tens place. and 9,800. It has a 4 in the tens place.

My number rounds to 9,750 My number rounds to 9,750 when rounded to the nearest ten. when rounded to the nearest ten.

It is even. What numbers could I be?It is even. What numbers could I be?

9,7469,7469,7489,748

Each of Ted’s marble sets has 25 red, Each of Ted’s marble sets has 25 red, 20 green and 15 blue. Which shows 20 green and 15 blue. Which shows

one way to find the total number of marblesone way to find the total number of marblesTed has in all 6 of his sets?Ted has in all 6 of his sets?

A. (25 x 20 x 15) + 6 = A. (25 x 20 x 15) + 6 = mmB. (25 x 6) + (20 x 6) = B. (25 x 6) + (20 x 6) = mmC. (25 + 20 + 15) + 6 = C. (25 + 20 + 15) + 6 = mmD. (25 + 20 + 15) x 6 = D. (25 + 20 + 15) x 6 = mm

D. (25 + 20 + 15) x 6 = D. (25 + 20 + 15) x 6 = mmM= 360M= 360

Mrs. Bryan is planning a party for Keaton, her two Mrs. Bryan is planning a party for Keaton, her two year old son. She wants to use square tables year old son. She wants to use square tables

for the party. Each table will fit for the party. Each table will fit 4 people4 people on each on each Side of each table. If she wants to push Side of each table. If she wants to push 8 tables8 tables

together, how many people can she seat? together, how many people can she seat? Draw a picture to help you determine the answer.Draw a picture to help you determine the answer.

(8 x 4) x 2 + 8= 72(8 x 4) x 2 + 8= 72

At Atascocita Springs Elementary, At Atascocita Springs Elementary, there are 37 classes. there are 37 classes.

Each class has 24 students. Each class has 24 students. There are 40 teachers at the school. There are 40 teachers at the school. What is the total number of students What is the total number of students at Atascocita Springs Elementary?at Atascocita Springs Elementary?

37 x 24 = 888 students37 x 24 = 888 students

The total amount earned at Splashtown The total amount earned at Splashtown on Saturday was on Saturday was $3,990.00$3,990.00

If each person paid If each person paid $30$30 for an for an Admission ticket, how many Admission ticket, how many people people werewere

At Splashtown on Saturday?At Splashtown on Saturday?

$3,990 / $30 = 133 people$3,990 / $30 = 133 people

Thomas had $1,000. He spent $125 at Game Thomas had $1,000. He spent $125 at Game Stop. Then he went to Best Buy and Stop. Then he went to Best Buy and

spent $395. How much money did he have spent $395. How much money did he have left after he went shopping?left after he went shopping?

$480.00$480.00

Look at the pattern of numbers belowLook at the pattern of numbers below

21, 63, 189, 56721, 63, 189, 567

What would the rule be for determining What would the rule be for determining the last 3 numbers shown in this pattern?the last 3 numbers shown in this pattern?

Multiply by 3Multiply by 3

The table below shows the total number of cups that The table below shows the total number of cups that can be used to drink from with each package can be used to drink from with each package

purchased. Write a statement that bestpurchased. Write a statement that bestdescribes the relationship betweendescribes the relationship between

the number of packages of cupsthe number of packages of cupsand the total number of cups?and the total number of cups?

The total number of cups equalsThe total number of cups equalsthe number of packages the number of packages

times 12.times 12.

Packages 5 6 7 8

Total cups 60 72 84 96

If you start at 712, how If you start at 712, how Many steps will it takeMany steps will it takeYou to get to 10,000?You to get to 10,000?

9,2889,288

Look at the group of number Look at the group of number Pairs below.Pairs below.

(3, 18) (6, 36) (8, 48) (10, ?)(3, 18) (6, 36) (8, 48) (10, ?)

What number would be pairedWhat number would be pairedwith 10? How do you know?with 10? How do you know?

(10, 60) (10, 60) 10 x 6 = 6010 x 6 = 60

Look for the pattern in the Look for the pattern in the sequence of numbers below.sequence of numbers below.

33, 66, 56, 112, 10233, 66, 56, 112, 102

What is the rule for the pattern?What is the rule for the pattern?

Multiply by 2 and Multiply by 2 and subtract 10.subtract 10.

What are all the prime factorsWhat are all the prime factorsfor the composite numberfor the composite number

45?45?

3, 5

Circle the common factors Circle the common factors for the numbers 24 and 30.for the numbers 24 and 30.

11 2 2 33 44 5566 88 1212 1515 2424

1, 2, 3, 61, 2, 3, 6

List the common factors of 36 and 72 List the common factors of 36 and 72 and then circle all the common factorsand then circle all the common factors ..

3636: : 11, , 22, , 33, , 44, , 66, , 99, , 1212, , 1818, , 36367272: : 11, , 22, , 33, , 44, , 66, 8, , 8, 99, , 1212, , 1818, 24, , 24, 3636, 72, 72

List the first 6 List the first 6 multiples for the number 24.multiples for the number 24.

24, 48, 72, 96, 120, 14424, 48, 72, 96, 120, 144

Find the primeFind the primefactorization for the factorization for the

number 72.number 72.

7272 8 x 98 x 9 22 x 4 x 4 3 3 x x 33 22 x x 22 PF: 2 x 2 x 2 x 3 x 3PF: 2 x 2 x 2 x 3 x 3

Welcome back to school for the Welcome back to school for the 2010-2011 school year. 2010-2011 school year.

School starts at 8:05 a.m. School starts at 8:05 a.m. We will leave today at 3:20. We will leave today at 3:20.

How long will we spend How long will we spend at school everyday?at school everyday?

7 hours 7 hours 15 min.15 min.

Kyle just began 8th grade at Riverwood Middle School. Kyle just began 8th grade at Riverwood Middle School. He wants to do his best to make straight A’s so he has He wants to do his best to make straight A’s so he has been giving his best effort to all his homework. On Monday, been giving his best effort to all his homework. On Monday, Kyle went into his room and began immediately doing math Kyle went into his room and began immediately doing math homework which took homework which took 55 minutes55 minutes. Then he completed his . Then he completed his science homework which took science homework which took 35 minutes35 minutes and social studies and social studieshomework for homework for 40 minutes40 minutes. If Kyle began his homework at . If Kyle began his homework at 6:00 pm6:00 pm., what time did he finish completing his homework ., what time did he finish completing his homework on Monday night?on Monday night?

8:10 PM8:10 PM

Tracy’s mom gave her $10 to buy lunch. Tracy’s mom gave her $10 to buy lunch. Tracy wants a sandwich which Tracy wants a sandwich which

costs $3.50 and 2 bags of chips which costs $3.50 and 2 bags of chips which costs $2.50 each. costs $2.50 each.

How much money will she How much money will she have after she buys lunch?have after she buys lunch?

$1.50$1.50

Shelby has a pair of Nike, Shelby has a pair of Nike, Adidas, Converse, and Vans shoes in her closet. Adidas, Converse, and Vans shoes in her closet.

The Nikes were $50. The Adidas were only The Nikes were $50. The Adidas were only half that amount. The Converse shoes were half that amount. The Converse shoes were

$10 more than the Adidas. The Vans $10 more than the Adidas. The Vans were $15 less than the Converse. Draw a table to were $15 less than the Converse. Draw a table to

show the cost of each pair of Shelby’s shoesshow the cost of each pair of Shelby’s shoes..

Nike $50.00Nike $50.00Addidas $25.00 (50/2)Addidas $25.00 (50/2)Converse $35.00 (25 + 10)Converse $35.00 (25 + 10)Vans $20.00 (35 – 15)Vans $20.00 (35 – 15)

Kim has 4 old coins: A, B, C, and D. Kim has 4 old coins: A, B, C, and D. Coin C is worth $2. Coin D is worth 3 Coin C is worth $2. Coin D is worth 3 times the value of coin C. Coin B is times the value of coin C. Coin B is worth 4 times the value of Coin C. worth 4 times the value of Coin C. The 4 coins are $20 altogether. The 4 coins are $20 altogether. What is the value of each coin?What is the value of each coin?