πagarwalmath · 1st grade · Common Core 1.OA.B.3
🔄 Turn-around and make-ten
Use properties (3 + 8 = 8 + 3; make a ten first)
Name: ______________________Date: ____________
13 + 2 = 2 + ?
Answer: ______________
28 + 2 + 2 = ?
Answer: ______________
36 + 8 = 8 + ?
Answer: ______________
48 + 2 + 3 = ?
Answer: ______________
52 + 6 = 6 + ?
Answer: ______________
67 + 7 + 3 = 14 + ?
Answer: ______________
72 + 3 = 3 + ?
Answer: ______________
84 + 2 = 2 + ?
Answer: ______________
99 + 3 + 1 = 12 + ?
Answer: ______________
103 + 8 = 8 + ?
Answer: ______________
111 + 3 + 9 = ?
Answer: ______________
124 + 6 + 1 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 12
- 3. 6
- 4. 13
- 5. 2
- 6. 3
- 7. 2
- 8. 4
- 9. 1
- 10. 3
- 11. 13
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties