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: ____________
14 + 6 = 6 + ?
Answer: ______________
23 + 3 + 7 = ?
Answer: ______________
34 + 2 = 2 + ?
Answer: ______________
43 + 9 = 9 + ?
Answer: ______________
51 + 9 + 1 = ?
Answer: ______________
69 + 9 + 1 = ?
Answer: ______________
77 + 4 = 4 + ?
Answer: ______________
85 + 3 = 3 + ?
Answer: ______________
92 + 5 = 5 + ?
Answer: ______________
101 + 7 + 9 = ?
Answer: ______________
111 + 4 + 6 = ?
Answer: ______________
123 + 6 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 13
- 3. 4
- 4. 3
- 5. 11
- 6. 19
- 7. 7
- 8. 5
- 9. 2
- 10. 17
- 11. 11
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties