STAAR (Texas) Practice Pack — Grade 3

Answer Key — STAAR (Texas) Grade 3

1. 1. A — A square has all four sides the same length and each interior angle is 90°, which are the four right angles. 💡 Strategy tip: Remember that a square is a special rectangle where the sides are all equal.
2. 2. A — The display 07:45 on a 12‑hour clock is in the morning, so it is 7:45 AM. 💡 Strategy tip: Remember that a leading zero does not change AM or PM unless specified.
3. 3. A — The pizza is divided into 4 equal parts. Eating 1 part is 1 out of 4, so the fraction is 1/4. 💡 Strategy tip: Count the total pieces and the pieces you have.
4. 4. A — This sentence is grammatically correct, with a capital letter at the beginning and proper verb conjugation. 💡 Tip: Remember to capitalize the first word of a sentence and use the correct verb form.
5. 5. A — The passage states that Mrs. Johnson asked the class to make a picture of their favorite season. 💡 Tip: Read the passage carefully to find the answer to the question.
6. 6. A — The passage mentions that there will be face painting, a petting zoo, and a big Ferris wheel at the festival, which are activities besides eating food. 💡 Tip: To answer this question, look for the details in the passage that describe what you can do at the festival.
7. 7. A — The passage states that the actors sing a song called 'Walking on Sunshine' in Act 1. 💡 Tip: Read the passage carefully to find the name of the song.
8. 8. A — The passage states that butterflies taste with their feet. 💡 Tip: Pay attention to the specific details in the passage to answer questions correctly.
9. 9. A — Benny told Rosie that she didn't need to fly to be special, and that her own abilities, such as hopping and running, made her special. 💡 Tip: Understand the message that Benny is trying to convey to Rosie.
10. 10. D — The sentence 'I like dogs because they are fun.' is clearer because it combines two ideas into one sentence, making it easier to understand why the speaker likes dogs. 💡 Tip: Use 'because' to connect ideas and make your writing clearer.
11. 11. B — Lily thinks that planting more flowers and trees will make the park look even prettier. This shows that she has a positive vision for the park's future. 💡 Tip: Pay attention to the author's opinions and ideas to understand their purpose.
12. 12. A — The word 'clear' can have different meanings, but in this context, it means that you can see through the sky without any obstacles like clouds. 💡 Tip: Pay attention to the words around 'clear' to understand its meaning.
13. 13. B — 500 − 123 = 377. Subtract ones (0‑3 borrow → 10‑3=7), tens (9‑2=7), hundreds (4‑1=3). 💡 Strategy tip: When subtracting, start from the rightmost digit and borrow if the top digit is smaller.
14. 14. A — Perimeter of a square = 4 × side = 4 × 5 m = 20 m. 💡 Strategy tip: For a square, multiply one side by 4 to get the perimeter.
15. 15. A — Dividing numerator and denominator of 3/6 by their greatest common factor 3 gives 1/2. 💡 Strategy tip: Simplify a fraction by dividing both top and bottom by the same number.
16. 16. A — 20 ÷ 5 = 4, so each basket gets 4 eggs. 💡 Strategy tip: Divide the total by the number of groups.
17. 17. A — $2 + $1 = $3. 💡 Strategy tip: Combine the costs by simple addition.
18. 18. B — 2 rows × 4 carrots per row = 8 carrots. The rows form an array of 2 by 4. 💡 Strategy tip: Draw a quick picture: 2 rows, 4 in each row, then count.
19. 19. B — 5 pens × 8 chickens per pen = 40 chickens. 💡 Strategy tip: Use multiplication when the same amount is repeated.
20. 20. A — Multiply the players per side by the number of sides: 5 × 2 = 10. 💡 Strategy tip: Remember that multiplication is a quick way to add equal groups.