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: ____________
14 + 6 + 1 = ?
Answer: ______________
21 + 8 + 9 = ?
Answer: ______________
39 + 9 = 9 + ?
Answer: ______________
44 + 8 = 8 + ?
Answer: ______________
57 + 3 + 1 = ?
Answer: ______________
68 + 2 + 1 = ?
Answer: ______________
74 + 7 = 7 + ?
Answer: ______________
81 + 5 + 5 = ?
Answer: ______________
94 + 2 = 2 + ?
Answer: ______________
108 + 2 + 3 = ?
Answer: ______________
118 + 8 + 2 = ?
Answer: ______________
126 + 9 + 1 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 11
- 2. 18
- 3. 9
- 4. 4
- 5. 11
- 6. 11
- 7. 4
- 8. 11
- 9. 4
- 10. 13
- 11. 18
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties