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: ____________
17 + 4 = 4 + ?
Answer: ______________
29 + 5 + 1 = ?
Answer: ______________
35 + 7 = 7 + ?
Answer: ______________
48 + 5 = 5 + ?
Answer: ______________
52 + 7 + 8 = ?
Answer: ______________
63 + 4 = 4 + ?
Answer: ______________
76 + 4 + 1 = ?
Answer: ______________
83 + 9 = 9 + ?
Answer: ______________
94 + 6 = 6 + ?
Answer: ______________
104 + 4 + 6 = ?
Answer: ______________
111 + 8 + 2 = ?
Answer: ______________
123 + 9 + 7 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 7
- 2. 15
- 3. 5
- 4. 8
- 5. 17
- 6. 3
- 7. 11
- 8. 3
- 9. 4
- 10. 14
- 11. 11
- 12. 19
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties