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: ____________
12 + 5 = 5 + ?
Answer: ______________
29 + 9 = 9 + ?
Answer: ______________
34 + 2 = 2 + ?
Answer: ______________
45 + 7 = 7 + ?
Answer: ______________
52 + 7 = 7 + ?
Answer: ______________
67 + 8 = 8 + ?
Answer: ______________
79 + 2 = 2 + ?
Answer: ______________
83 + 3 = 3 + ?
Answer: ______________
92 + 2 = 2 + ?
Answer: ______________
109 + 7 = 7 + ?
Answer: ______________
112 + 8 = 8 + ?
Answer: ______________
122 + 3 = 3 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 2
- 2. 9
- 3. 4
- 4. 5
- 5. 2
- 6. 7
- 7. 9
- 8. 3
- 9. 2
- 10. 9
- 11. 2
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties