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 + 9 = 9 + ?
Answer: ______________
29 + 6 + 1 = 6 + ?
Answer: ______________
33 + 6 + 4 = ?
Answer: ______________
42 + 2 + 8 = ?
Answer: ______________
56 + 4 + 6 = ?
Answer: ______________
69 + 8 + 1 = 8 + ?
Answer: ______________
74 + 5 + 6 = 5 + ?
Answer: ______________
87 + 7 + 3 = 7 + ?
Answer: ______________
95 + 6 + 5 = 6 + ?
Answer: ______________
105 + 8 = 8 + ?
Answer: ______________
112 + 8 = 8 + ?
Answer: ______________
127 + 3 = 3 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 10
- 3. 13
- 4. 12
- 5. 16
- 6. 10
- 7. 10
- 8. 10
- 9. 10
- 10. 5
- 11. 2
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties