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: ____________
14 + 9 = 9 + ?
Answer: ______________
23 + 2 + 8 = ?
Answer: ______________
31 + 8 + 2 = ?
Answer: ______________
44 + 4 + 6 = ?
Answer: ______________
51 + 6 + 4 = ?
Answer: ______________
67 + 3 + 2 = ?
Answer: ______________
73 + 8 = 8 + ?
Answer: ______________
87 + 2 = 2 + ?
Answer: ______________
95 + 2 + 8 = ?
Answer: ______________
108 + 3 = 3 + ?
Answer: ______________
115 + 2 + 5 = ?
Answer: ______________
127 + 4 = 4 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 13
- 3. 11
- 4. 14
- 5. 11
- 6. 12
- 7. 3
- 8. 7
- 9. 15
- 10. 8
- 11. 12
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties