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 + 6 + 4 = ?
Answer: ______________
25 + 5 + 5 = 5 + ?
Answer: ______________
34 + 8 = 8 + ?
Answer: ______________
43 + 9 + 7 = ?
Answer: ______________
54 + 4 = 4 + ?
Answer: ______________
62 + 5 + 8 = 5 + ?
Answer: ______________
76 + 4 + 6 = ?
Answer: ______________
82 + 8 + 8 = 8 + ?
Answer: ______________
98 + 9 + 1 = ?
Answer: ______________
103 + 5 + 7 = 5 + ?
Answer: ______________
117 + 9 = 9 + ?
Answer: ______________
126 + 5 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 12
- 2. 10
- 3. 4
- 4. 19
- 5. 4
- 6. 10
- 7. 16
- 8. 10
- 9. 18
- 10. 10
- 11. 7
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties