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: ____________
17 + 7 = 7 + ?
Answer: ______________
25 + 3 = 3 + ?
Answer: ______________
36 + 4 + 4 = ?
Answer: ______________
44 + 9 = 9 + ?
Answer: ______________
54 + 5 = 5 + ?
Answer: ______________
68 + 3 + 2 = ?
Answer: ______________
78 + 2 = 2 + ?
Answer: ______________
84 + 2 = 2 + ?
Answer: ______________
96 + 7 + 4 = 7 + ?
Answer: ______________
103 + 2 + 7 = 2 + ?
Answer: ______________
112 + 2 + 8 = 2 + ?
Answer: ______________
122 + 6 + 8 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 7
- 2. 5
- 3. 14
- 4. 4
- 5. 4
- 6. 13
- 7. 8
- 8. 4
- 9. 10
- 10. 10
- 11. 10
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties