Mathematician # Date DLA #1 Review 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
1 John finished a race at school in 43.9 seconds. Which of the following has the same value as 43.9? A (4 x 10) + (3 x 1) + (9 x 0.1) B (4 + 10) + (3 + 1) + (9 + 0.1) C (4 10) + (3 1) + (9 0.1) D (4 x 10) x (3 x 1 ) x (9 x 0.1) 2 Which point best represents 8 10 on the number line below? A Point R B Point S C Point T D Point U 3 The table below shows the student population at different universities. Universities Student Population University of Texas 972,374,196 Sam Houston State 340,097,542 Stephen F. Austin 999,324,864 University of Houston 483,148,237 Which of the following correctly shows the university populations in order from greatest to least? A Sam Houston State < University of Houston < University of Texas < Stephen F. Austin B University of Houston > University of Texas > Sam Houston State > Stephen F. Austin C Stephen F. Austin > University of Texas > University of Houston > Sam Houston State D Stephen F. Austin > University of Texas > Sam Houston State > Stephen F. Austin
4 Mr. Smith paid a total of $12.04 to mail three Christmas gifts. He paid $6.83 to mail the first Christmas gift. He paid $2 to mail the second Christmas gift. How much did Mr. Smith pay to mail the third package? A $14.81 B $3.21 C $16.83 D Not here 5 Lauren spent an hour at an arcade playing basketball. She shot the ball 100 times and made 37 baskets. Which decimal represents the amount of baskets Lauren made? A 37.00 B.37 C.037 D 3.7 6 Billy bought an iphone case and a video game at the store. He paid $38 for the iphone case. He paid a total of $102 for the iphone case and the video game. How much did Billy pay for the video game in dollars?
7 Students in a fourth grade math class found the mass of their teacher s cell phone. They represented the cell phone s mass by shading in decimal squares. How is the mass of the book written as a decimal and a fraction? A 26.8 B 268 C 2.68 D 2.68 **BONUS QUESTION** Write the corresponding fraction to represent the model above and win KING CASH if you get it correct! 8 The table below shows the finish times for two racecar drivers at a racing championship. Driver Finish Time Jim Alex 237.93 seconds 754.67 seconds How much faster was Jim than Alex? A 523.34 seconds B 516.74 seconds C 517.34 seconds D 683.26 seconds 9 The temperature on Thursday at 6:00 AM was 52 degrees Fahrenheit. From 6:00 AM to 11:00 AM the temperature increased 16 degrees. Which equation can be used to find t, the temperature at 11:00 AM? A t = 52 + 16 B t = 52 16 C 52 = t + 16 D 16 = 52 + t
10 Sarah went to the store to buy a new toy. The amount of change she got back from the cashier has a 3 in the tenths place. Which picture could be the amount of money Sarah received? A B C D 11 Mr. Finch lives 12.2 miles from Houston, Texas. Ms. Western lives 23.8 miles away from Houston. What is the difference between these two distances? A 36.0 miles B 11.6 miles C 13.6 miles D 8.6 miles 12 Catherine is buying cookies for her daughter s birthday party. There will be 15 adults and 9 children. Catherine plans to buy 3 cookies for each adult and 1 cookie for each child. Which equation shows how to find c, how many cookies Catherine will have to buy? A (15 + 9) + (3 + 1) = c B (15 x 3) x (9 x 1) = c C (15 x 9) + (3 x 1) = c D (15 x 3) + (9 x 1) = c
13 The model below is shaded to represent a decimal. A One and three hundredths B One and thirty tenths C One hundred thirty D One and thirty hundredths 14 The number 0.61 can be shaded on the grid below. Which grid is shaded to represent a decimal greater than 0.61? A B C D
15 The models below represent four different decimals numbers. Which list shows these decimals in order from greatest to least? A.72.38.34.11 B.32.38.72.11 C.11.72.32.38 D.32.11.72.38 16 David has 85 Lego pieces that he can use to make a Lego trip. He used 41 pieces to make the house. He used 16 pieces to make a boat. He used the remaining Lego pieces to make a car. Which equation can be used to find c, the number of Lego pieces used to make a car? A 85 41 16 = c B 85 + 41 16 = c C 85 + 41 + 16 = c D 85 x 41 + 16 = c 17 Which number does point R best represent on the number line below? A 3 B 1.2 C 1.02 D 1.3
18 A rectangular garden is represented by the drawing below. Which measurement is closest to the perimeter, in feet, of the actual garden? A 3 feet, because 3 x 1 = 3 B 7 feet, because (3 x 2) + 1 = 7 C 12 feet, because (3 x 1) x 3 = 12 D 8 feet, because (2 x 3) + (2 x 1) = 8 19 The side length of a square is 25 millimeters. The strip diagram below represents how Eric found p, the perimeter of the square. Which statement about this square is true? A The perimeter of the square is 625 millimeters, because 25 x 25 = p B The perimeter of the square is 50 millimeters, because 25 + 25 = p C The perimeter of the square is 100 millimeters, because 25 x 4 = p D The perimeter of the square is 25 x 3 = p 20 Alice wanted to decorate a rectangle picture frame by putting a ribbon along the outside edges. What formula could be used to find how much ribbon Alice needs to buy? A 2l + 2w = p B l + w = p C l x w = p D 2l x 2w = p