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: ____________
15 + 5 + 5 = 5 + ?
Answer: ______________
22 + 2 + 8 = 2 + ?
Answer: ______________
32 + 1 + 9 = ?
Answer: ______________
47 + 9 = 9 + ?
Answer: ______________
56 + 4 + 6 = ?
Answer: ______________
63 + 9 = 9 + ?
Answer: ______________
72 + 4 + 8 = 4 + ?
Answer: ______________
89 + 4 = 4 + ?
Answer: ______________
94 + 6 + 7 = ?
Answer: ______________
105 + 6 + 5 = 6 + ?
Answer: ______________
111 + 6 + 4 = ?
Answer: ______________
126 + 2 + 4 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 10
- 3. 12
- 4. 7
- 5. 16
- 6. 3
- 7. 10
- 8. 9
- 9. 17
- 10. 10
- 11. 11
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties