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: ____________
11 + 9 + 2 = ?
Answer: ______________
26 + 9 = 9 + ?
Answer: ______________
38 + 8 = 8 + ?
Answer: ______________
47 + 8 + 3 = 10 + ?
Answer: ______________
54 + 9 + 6 = ?
Answer: ______________
65 + 3 = 3 + ?
Answer: ______________
79 + 4 + 6 = ?
Answer: ______________
82 + 4 + 8 = 10 + ?
Answer: ______________
98 + 4 + 2 = 10 + ?
Answer: ______________
103 + 6 + 7 = 10 + ?
Answer: ______________
116 + 5 = 5 + ?
Answer: ______________
126 + 6 + 4 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 12
- 2. 6
- 3. 8
- 4. 8
- 5. 19
- 6. 5
- 7. 19
- 8. 4
- 9. 4
- 10. 6
- 11. 6
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties