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 + 3 = 3 + ?
Answer: ______________
25 + 2 = 2 + ?
Answer: ______________
35 + 9 + 5 = ?
Answer: ______________
47 + 3 = 3 + ?
Answer: ______________
54 + 8 = 8 + ?
Answer: ______________
67 + 3 + 5 = ?
Answer: ______________
78 + 6 + 2 = ?
Answer: ______________
89 + 2 = 2 + ?
Answer: ______________
91 + 7 + 9 = ?
Answer: ______________
105 + 5 = 5 + ?
Answer: ______________
119 + 1 + 8 = ?
Answer: ______________
124 + 6 + 1 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 5
- 3. 19
- 4. 7
- 5. 4
- 6. 15
- 7. 16
- 8. 9
- 9. 17
- 10. 5
- 11. 18
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties