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: ____________
13 + 7 = 7 + ?
Answer: ______________
24 + 5 + 6 = 9 + ?
Answer: ______________
39 + 6 + 1 = 10 + ?
Answer: ______________
46 + 8 = 8 + ?
Answer: ______________
55 + 6 + 5 = 11 + ?
Answer: ______________
67 + 3 = 3 + ?
Answer: ______________
76 + 4 + 4 = ?
Answer: ______________
87 + 1 + 9 = ?
Answer: ______________
91 + 9 + 4 = ?
Answer: ______________
105 + 4 + 5 = 9 + ?
Answer: ______________
113 + 3 = 3 + ?
Answer: ______________
127 + 6 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 6
- 3. 6
- 4. 6
- 5. 5
- 6. 7
- 7. 14
- 8. 17
- 9. 14
- 10. 5
- 11. 3
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties