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 + 4 + 6 = ?
Answer: ______________
29 + 5 = 5 + ?
Answer: ______________
39 + 6 = 6 + ?
Answer: ______________
49 + 9 + 1 = ?
Answer: ______________
59 + 4 + 1 = 4 + ?
Answer: ______________
65 + 5 + 5 = 5 + ?
Answer: ______________
74 + 3 = 3 + ?
Answer: ______________
82 + 3 + 8 = 3 + ?
Answer: ______________
96 + 9 + 4 = 9 + ?
Answer: ______________
103 + 5 + 7 = ?
Answer: ______________
115 + 9 = 9 + ?
Answer: ______________
122 + 4 = 4 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 17
- 2. 9
- 3. 9
- 4. 19
- 5. 10
- 6. 10
- 7. 4
- 8. 10
- 9. 10
- 10. 15
- 11. 5
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties