MTH001A Math Foundations I Unit 2 Graded Assignment Adding and Subtracting

MTH001A |Math Foundations I | Unit 2 Graded Assignment| Adding and Subtracting

Name: Date: Answer Key Unit 2 Assignment Award points for answers as shown below. Starter feedback for correct and incorrect answers is in red. Use or adapt the feedback in this Answer Key as you grade each student paper. If you have suggestions for improving this key, send them to [email protected]. Solve the following problems:

(1 point) 1. Which of the following units of measure should be used to measure the length of an automobile? centimeter meter kilometer millimeter

Answer: meter

(1 point) 2. Which of the following units of measure should be used to measure the distance from Dallas to New York? centimeter meter kilometer millimeter

Answer: kilometer

(1 point) 3. Which of the following units of measure should be used to measure the diameter of a red blood cell? centimeter meter kilometer millimeter

Answer: millimeter

(1 point) 4. Which of the following best represents the height of a soda can? 6 inches 6 centimeters 6 meters

Answer: 6 inches

Use the graph to answer questions 5 through 7.

(1 point) 5. Which sport shows the highest percentage on the graph?

Answer: Basketball

(1 point) 6. Which sport shows the lowest percentage on the graph?

Answer: Volleyball

(1 point)

7. What type of graph is pictured above?

Answer: Circle Graph

(1 point) 8. Which type of graph displays data in an up and down direction? circle graph horizontal bar graph vertical bar graph

Answer: vertical bar graph

(1 point) 9. Which type of graph displays data in a side to side direction? circle graph horizontal bar graph vertical bar graph

Answer: horizontal bar graph

(1 point) 27 10. + 34 Answer: 61

(1 point) 821 11. +139

Answer: 960

(1 point) 15 12. + 67 Answer: 82

(1 point) 36 13. +193

Answer: 229

(1 point) 13 14. +37 Answer: 50

(1 point) 16 15. + 66

Answer: 82

State whether you should add or subtract to solve problems 16 and 17:

(1 point) 16. The teacher had 35 erasers and gave one to each of her 18 students. How many erasers did the teacher have left?

Answer: subtract

(1 point) 17. Julie solved 60 word puzzles during a contest at school. Jeff solved 13 more puzzles than Julie. How many word puzzles did Jeff solve?

Answer: add

Solve the following problems:

(1 point) 18. Leah can play 23 songs on the guitar. April can play 4 more than Leah. How many songs can April play on her guitar?

Answer: 27

(1 point) 19. Tony had 44 quarters in a jar. His grandmother gave him more quarters for mowing her lawn and now Tony has 213 quarters in a jar. How many quarters did Tony’s grandmother give to him?

Answer: 169

(1 point) 20. Daniel had 85 cents. He spent 32 cents on some gum at the store. How much money did Daniel have left?

Answer: 53

(1 point) 21. The town’s central park forms a square in the middle of the city that is 2 kilometers long on each side. What is the perimeter of the park?

Answer: 8 km

(1 point) 22. What is the distance around the edge of an object called?

Answer: perimeter

(1 point) 23. Each side of a square measures 14 inches. What is the perimeter of the square?

Answer: 56 in

(1 point) 24. The sides of a triangle measure 4 meters, 6 meters, and 4 meters. What is the perimeter of the triangle?

Answer: 14 m

(1 point) 25. Mr. Wilson’s classroom measures 30 feet wide by 100 feet long. What is the perimeter of his classroom?

Answer: 260 feet

(1 point) 51 26. -34

Answer: 17

(1 point) 641 27. -139 Answer: 502

(1 point) 84 28. -68 Answer: 16

(1 point) 190 29. -152 Answer: 38

(1 point) 30. Samantha sold cookies to raise money for the school music program. On Monday, she sold 62 cookies, on Tuesday she sold 75 cookies, and on Wednesday she was able to sell 84 cookies. How many cookies did she sell in all?

Answer: 221

(1 point) 31. Alex bought lunch for his friends. Alex’s lunch cost $4.35, Jason’s lunch cost $3.88, Luke’s lunch cost $5.50, and Jeremy’s lunch cost $4.00. How much did Alex spend on lunches?

Answer: $17.73

(1 point) 32. Shawna needs $15 to go to the movies. She has saved $6.75 from her allowance and earned an extra $5.00 by mowing her neighbor’s front yard. How much more does she need?

Answer: $3.25

(1 point) 33. Lauren’s mother gave her $75 to go shopping for new clothes. Lauren spent $15.85 at her favorite accessory store, $12.25 at the beauty store, and $4.25 at the coffee shop. How much money did Lauren have left to buy clothes?

Answer: $42.65

(1 point) 34. James started a lawn mowing business to make extra money during the summer. One yard is large, so he charges $45 to mow it each week. If he mows that yard three times per month, how much money will James make just by mowing that one yard?

Answer: $135

(1 point) 35. It is 946 miles to travel from Oklahoma City to Destin, Florida. If a family travels 250 miles on Friday, and 483 miles on Saturday, how many miles will they have left to travel in order to arrive on Sunday?

Answer: 213

(1 point) 36. Which number goes on the top in a subtraction problem, the larger number or smaller number?

Answer: larger

(1 point) 37. In order to solve 8,428 – 7,656, is regrouping necessary?

Answer: yes

(1 point) 38. In order to solve 9,420 – 1,987, is regrouping necessary?

Answer: yes

(1 point) 39. In order to solve 432 − 302, is regrouping necessary?

Answer: no

(1 point) 40. In order to solve 200 – 100, is regrouping necessary?

Answer: no

Your Score ___ of 40