3rd Grade Flashcards
7 cards from real OLSAT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 3rd Grade flashcards as text
If you fold a square piece of paper in half diagonally, what shape do you get?
Answer: Triangle
Folding a square diagonally creates a right triangle with two equal legs.
What is the next number in the sequence? 1, 3, 6, 10, 15, ___
Answer: 21
Each step increases by one more than the previous step (+2, +3, +4, +5, +6), so 15 + 6 = 21.
Sam is taller than Amy. Amy is taller than Ben. Who is the shortest?
Answer: Ben
Sam > Amy > Ben, so Ben is the shortest of the three.
Which word is most similar in meaning to 'enormous'?
Answer: Huge
Enormous means very large, which is closest in meaning to huge.
A farmer plants 7 rows of corn with 9 plants in each row. How many corn plants are there in all?
Answer: 63
7 rows × 9 plants per row = 63 plants in total.
Which of these would weigh the MOST?
Answer: A textbook
A textbook is much heavier than a feather, pencil, or sheet of paper.
In a classroom of 30 students, half are girls. If 5 girls are absent, how many girls are in class?
Answer: 10
Half of 30 is 15 girls total; 15 − 5 absent = 10 girls present.
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