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: ____________
12 + 8 + 2 = ?
Answer: ______________
24 + 6 + 4 = ?
Answer: ______________
39 + 4 + 1 = ?
Answer: ______________
47 + 7 + 3 = ?
Answer: ______________
57 + 9 = 9 + ?
Answer: ______________
64 + 2 + 6 = 2 + ?
Answer: ______________
74 + 7 = 7 + ?
Answer: ______________
89 + 7 + 1 = 7 + ?
Answer: ______________
97 + 6 = 6 + ?
Answer: ______________
106 + 6 = 6 + ?
Answer: ______________
118 + 3 = 3 + ?
Answer: ______________
123 + 8 + 7 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 12
- 2. 14
- 3. 14
- 4. 17
- 5. 7
- 6. 10
- 7. 4
- 8. 10
- 9. 7
- 10. 6
- 11. 8
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties