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1 Vocabulary partition divide a whole into parts numerator the top number in a fraction; how many equal parts are being considered compose joining numbers to create tens; joining parts to create a whole denominator the bottom number of a fraction; shows how many equal parts the item is divided into Third Grade Math Study Guide Second Nine Weeks 2016 decompose breaking numbers into tens and ones; breaking wholes into parts multiply repeated addition; to join equal groups expression A math sentence that does not have an equal sign; once you add the equal sign it becomes an equation Ex: (5 + x) thirds divided into four equal shares fraction A number that names a part of a whole or part of a group halves divided into two equal shares Number line a line on which numbers are marked at intervals, used to illustrate simple numerical operations. fraction a number that names part or parts of a whole fourths/quarters divided into four equal shares Equal parts Identical in size, degree, or quantity eighths divided into eight equal shares sixths divided into six equal shares 3.OA.1- Interpret products of whole numbers 1. Write a multiplication sentence for the picture. A = 9 C. 3 x 2 = 6 B. 4 x 3= 12 D. 3 x 3 = Which of the following is equal to 4 x 8? A B. 8 x 8 x 8 x 8 C D What is the best way to figure out how many X s are in the box? X X X X X X X X X X X X X X X X X X X X A. 4 x 5 B. 4 x 4 C D

2 4. Joe has 7 cookies. Each cookie has 5 chocolate chips in it. How many chocolate chips are there in the 7 cookies? A. 12 B. 35 C. 2 D Interpret 4 x 3 in a real world context. A. There are 4 cookies and you eat 3 of them. B. You have 4 cookies with 3 chocolate chips on each. C. You have 4 cookies and buy 3 more. D. You had 4 cookies and lost 3 of the cookies. 3.OA.2 Understand and interpret whole number of quotients when objects are partitioned into equal shares 6. Todd has 64 pencils. If he puts them into groups of 8, how many groups will he have? A. 72 B. 8 C. 7 D Sam has 96 cookies. There are 12 cookies in a dozen. He wants to put the cookies into containers by the dozen. How many dozens can Sam make? A. 8 B. 9 C. 108 D OA.3 Use multiplication and division within 100 to solve word problems 8. Sam had 3 cookies. She cut each cookie into 2 equal parts. How many cookie pieces did she have? A. 5 B. 12 C. 6 D Joe collects five red pencils and two yellow pencils every day. How many pencils will he collect in ten days? A. 20 B. 9 C. 18 D There are 7 tables. Each table has 6 plates on it. How many plates are there all together? A. 10 B. 13 C. 42 D OA.4 Determine the unknown number in a multiplication or division equation relating to three whole numbers 11. What is the value of R in the equation below? R 5 = 6 A. 11 B. 30 C. 1 D x = 36 A. 6 B. 7 C. 8 D = 1 A. 1 B. 8 C. 7 D. 9

3 14. 9 x S = 72 A. 10 B. 9 C. 8 D. 7 3.OA.5 Apply properties of operations to multiply 15. Which property of multiplication is shown below? 2 x (3 x 2) = (2 x 3) x 2 A. Associative property B. Commutative property C. Distributive property D. Property of zero Which of the following statements is FALSE? A. 4 x 2 = 2 x 4 B = 7 C. 0 x 5 = 5 D = What number goes in the box? 4 x 7 = x 4 A. 4 B. 28 C. 11 D What is the value of B in the equation below? 7 x (B x 4) = (7 x 5) x 4 A. 28 B. 5 C. 150 D Which expression is equivalent to 6 x 53? A. (6 x 50) + (6 x 3) C. (6 + 50) x (6 + 3) B. (10 x 50) -3 D. (6 x 50) OA.6- Understand division as an unknown factor problem. 20. Which question can be asked to solve the number sentence 35 7 = 5? A. What number equals 7 when multiplied by 5? B. What number equals 5 when multiplied by 35? C. What number equals 35 when multiplied by 7? D. What number equals 35 when multiplied by 35? 3.OA.7- Fluently multiply within x 7 = A. 70 B. 64 C. 56 D. 49

4 22. 7 x 6 = A. 24 B. 36 C. 48 D OA.8-Solve two -step word problems 23. Marc wants to buy a skateboard that costs $42. He earns $7 for each lawn he mows. Tim has already mowed 2 lawns. How many more lawns does Tim need to mow to have enough money to buy his skateboard? A. 4 B. 6 C. 12 D Leo has three times as many pencils as Joe. When Joe buys 3 more pencils, he will have 15. How many pencils does Leo have? A. 42 B. 36 C. 18 D OA.9 Identify arithmetic patterns and explain them using properties of operations 25. Which whole numbers are missing from this number line? I I-----I-----I------I-----I A. 5, 10, 17 B. 3, 12, 15 C. 4, 12, 16 D. 4, 16, Cailey uses the same number of cups of flour for each cake. The table shows the total cups of flour for different numbers of cakes. 26. What is the rule of the table? Number of Cakes Cups of Flour A. number of cakes x 3 = cups of flour C. number of cakes + 3 = cups of flour B. number of cakes x 6 = cups of flour D. number of cakes + 9 = cups of flour 27. How many cups of flour are needed for 8 pies? A. 14 cups B. 42 cups C. 48 cups D. 56 cups

5 3.NBT.3 Multiply one-digit whole numbers by multiples of Larry has 20 friends. He gave each friend 7 flowers. How many total flowers did he give? A. 27 B. 90 C. 140 D What is the product of 9 and 50? A. 450 B. 45 C. 41 D = 4 x 20 A. 800 B. 80 C. 24 D Mary plays 4 games of soccer each month. How many soccer games will she play in 10 months? A. 14 B. 40 C. 6 D NF.1 Understand a fraction 1/b as the quantity formed by 1 part when a whole is portioned into b equal parts 32. What fraction of the figure is shaded? A. 4/6 B. 5/ 9 C. 4/9 D. 9/9 33. Sal is planting a garden. He planted flowers in the sections that are shaded. What fraction of Sal s garden still needs to be planted? A. 4/6 B. 2/ 6 C. 6/6 D. 5/6 3.NF.2 Understand a fraction as a number on the number line; represent fractions on a number line diagram 34. Where is Point Q on the number line? <--I I I I I- 0 Q 1 A. 1/3 B. 2/3 C.1/2 D. 1/4

6 Joe s House Park School Store Arcade <----I I------I I I I------I I I mi 2mi 3 mi 4mi 35. Joe s house is shown on the number line above with mile distances to nearby places. Which location is 1 ½ miles from Joe s house? A. Park B. School C. Store D. Arcade Four points are located on the number line. Which point is closest to ½? W X Y Z ---I-----I-----I-----I-----I-----I-----I------I------I------I------I----- I------I- 0 1 A. W B. X C. Y D. Z 3.NF.3 Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size 37. What fraction is equal to 1 whole? A. 12/6 B. 5/5 C. 1/6 D. 0/ Which number is equal to 10/1? A. 1 B. 10 C. 11 D. 1/ Which fraction is equal to 4? A. 1 B. 4 C. 4 D Mariah drew the shape below and divided it equally. Which fraction represents the shaded area? A. 7 B 1 C. 1 D Which circle has less than 1 shaded? 4 A B C D

7 Leah has three rectangles. They are all the same size. Rectangle 1 Rectangle 2 Rectangle Look at the rectangles Leah has (above). What is true about all of the shaded parts of the rectangles? A. All of the parts are equal. B. The parts in rectangle 1 are larger than the parts in rectangle 2. C. The parts in rectangle 1 are larger than the parts in rectangle 3. D. The parts in rectangle 2 are smaller than the parts in rectangle 3. 3.G.2-Partiotion shapes into parts with equal areas (unit fractions) 43. Mrs. Bennett has 15 cats. Five of the cats are grey and the rest of the cats are orange. Which fraction of the cats are orange? A. 5 B. 5 C. 10 D What fraction of the rectangle is shaded? A. 2 B. 4 C. 4 D Answers 1. D 2. D 3. A 4. B 5. B 6. B 7. A 8. C 9. D 10. C 11. B 12. D 13. B 14. C 15. A 16. C 17. D 18. B 19. A 20. C 21. C 22. D 23. A 24. B 25. B 26. B 27. C 28. C 29. A 30. B 31. B 32. C 33. A 34. C 35. B 36. B 37. B 38. B 39. C 40. C 41. C 42. A 43. C 44. C

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