πagarwalmath · 3rd grade · Common Core 3.OA.D.9
🔎 Patterns in the tables
Number patterns
Name: ______________________Date: ____________
1True or false? 9 × a number: the digits of the answer add up to 9 (for 9 × 1 up to 9 × 10).
- ATrue
- BFalse
29 × 2 = 18, 9 × 3 = 27, 9 × 4 = 36… Each time, the answer goes up by how much?
Answer: ______________
3Is 12 + 10 even or odd? Use the pattern; no need to work it out.
- AEven
- BOdd
49 × 6 = 54, 9 × 7 = 63, 9 × 8 = 72… Each time, the answer goes up by how much?
Answer: ______________
56 × 3 = 18, 6 × 4 = 24, 6 × 5 = 30… Each time, the answer goes up by how much?
Answer: ______________
6Is 10 + 8 even or odd? Use the pattern; no need to work it out.
- AEven
- BOdd
77 × 3 = 21, 7 × 4 = 28, 7 × 5 = 35… Each time, the answer goes up by how much?
Answer: ______________
85 × 2 = 10, 5 × 3 = 15, 5 × 4 = 20… Each time, the answer goes up by how much?
Answer: ______________
94 × 4 = 16, 4 × 5 = 20, 4 × 6 = 24… Each time, the answer goes up by how much?
Answer: ______________
10True or false? Adding 10 to a number never changes its ones digit.
- ATrue
- BFalse
11Is 9 × 9 even or odd? Use the pattern; no need to work it out.
- AEven
- BOdd
12Is 12 + 18 even or odd? Use the pattern; no need to work it out.
- AEven
- BOdd
Answer key: Patterns in the tables
- 1. A (True)
- 2. 9
- 3. A (Even)
- 4. 9
- 5. 6
- 6. A (Even)
- 7. 7
- 8. 5
- 9. 4
- 10. A (True)
- 11. B (Odd)
- 12. A (Even)
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/3rd-grade/pattern-tables