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 + 8 + 6 = ?
Answer: ______________
26 + 1 + 4 = ?
Answer: ______________
39 + 9 + 1 = 9 + ?
Answer: ______________
45 + 4 + 5 = ?
Answer: ______________
52 + 9 = 9 + ?
Answer: ______________
68 + 2 + 6 = ?
Answer: ______________
79 + 3 = 3 + ?
Answer: ______________
89 + 8 + 1 = 8 + ?
Answer: ______________
97 + 4 = 4 + ?
Answer: ______________
107 + 6 + 3 = 6 + ?
Answer: ______________
119 + 5 = 5 + ?
Answer: ______________
122 + 6 + 8 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 11
- 3. 10
- 4. 14
- 5. 2
- 6. 16
- 7. 9
- 8. 10
- 9. 7
- 10. 10
- 11. 9
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties