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 + 4 + 6 = 10 + ?
Answer: ______________
28 + 9 = 9 + ?
Answer: ______________
35 + 5 + 5 = 10 + ?
Answer: ______________
42 + 4 = 4 + ?
Answer: ______________
56 + 3 + 4 = ?
Answer: ______________
62 + 9 = 9 + ?
Answer: ______________
78 + 8 = 8 + ?
Answer: ______________
85 + 4 = 4 + ?
Answer: ______________
98 + 7 = 7 + ?
Answer: ______________
106 + 5 = 5 + ?
Answer: ______________
111 + 4 + 6 = ?
Answer: ______________
123 + 6 + 7 = 9 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 8
- 3. 5
- 4. 2
- 5. 13
- 6. 2
- 7. 8
- 8. 5
- 9. 8
- 10. 6
- 11. 11
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties