Practice Test 5 - 3rd Grade Math

19 of the 20 questions below are in this test; the other one can't be scored yet. Answer them in any order, then submit to see your score and every explanation.

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1. 35 grapes are divided equally among 7 friends. How many grapes does each friend get?
2. Round $63$ to the nearest ten.
3. Lisa wants to show $\frac{1}{3}$ on a number line from 0 to 1. She divides the line into 3 equal parts, marking tick marks between the endpoints. She accidentally places her point at the second tick mark instead of the first tick mark. What fraction did she actually mark?
4. An array has $32$ dots arranged in $8$ equal rows. What is $32\div8$?
5. Mrs. Chen's class tiles a rectangular bulletin board. They use $42$ square tiles total. The rectangle is $6$ tiles wide. After tiling, they realize they could make the same area using a rectangle that is $7$ tiles wide instead. How many rows would the new rectangle have?
6. Refer to the figure. Lily used sticky notes to cover a poster board. Each sticky note is 1 square unit. She covered the entire poster board without overlapping. What is the area of the poster board?
7. Maya says, "Every square has an area of 1 square unit." Is Maya correct?
8. A number line from 0 to 1 is divided into 4 equal parts. Which fraction names the point at 1?
9. Emma says $\frac{2}{8}$ and $\frac{1}{4}$ are equivalent fractions. Which explanation best describes why Emma is correct?
10. Which fraction makes the statement true? $\frac{5}{8} > \;?$
11. Jake wants to place $\frac{5}{8}$ on a number line that goes from 0 to 1. He knows that $\frac{1}{2} = \frac{4}{8}$. Where should Jake place $\frac{5}{8}$ compared to $\frac{1}{2}$?
12. Look at the thermometer shown. The temperature rose by 8 degrees from what it shows now. What will the new temperature be?
13. Carlos has a backpack that weighs 5 kg and a bicycle that weighs 8 kg. What is the total mass of both?
14. Use the bar graph to answer the question. The graph shows the number of books read by four students in September. Each square on the graph represents 4 books. Maya's bar reaches 6 squares and Jordan's bar reaches 3 squares. How many more books did Maya read than Jordan?
15. Ava has 7 bags with 10 marbles each. How many marbles does she have in all?
16. Sarah measured three objects with a ruler. Look at her measurement data in the table. She wants to arrange the objects from shortest to longest. What is the correct order?
17. On a number line from 0 to 1, which fraction would be placed CLOSEST to 1?
18. Look at the classroom objects in the picture. Mrs. Chen wants her students to measure these items. Which object would be best measured using a meter stick instead of a centimeter ruler?
19. A school has $96$ pencils to distribute equally among $6$ classrooms. How many pencils will each classroom receive?
20. A rectangular mat is $8$ units long and $5$ units wide. Kevin covers it with $1 \times 1$ unit squares, but he overlaps some squares and leaves some gaps. He counts $38$ squares total. What can you conclude about his work?

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