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 + 5 = ?
Answer: ______________
29 + 7 + 3 = ?
Answer: ______________
38 + 1 + 9 = ?
Answer: ______________
43 + 6 = 6 + ?
Answer: ______________
53 + 9 + 1 = ?
Answer: ______________
62 + 5 = 5 + ?
Answer: ______________
72 + 8 + 2 = ?
Answer: ______________
88 + 9 = 9 + ?
Answer: ______________
94 + 8 + 6 = ?
Answer: ______________
106 + 4 + 6 = ?
Answer: ______________
117 + 4 = 4 + ?
Answer: ______________
122 + 3 = 3 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 15
- 2. 19
- 3. 18
- 4. 3
- 5. 13
- 6. 2
- 7. 12
- 8. 8
- 9. 18
- 10. 16
- 11. 7
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties