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 + 3 = 3 + ?
Answer: ______________
21 + 9 + 2 = ?
Answer: ______________
38 + 2 + 3 = ?
Answer: ______________
47 + 5 + 3 = 5 + ?
Answer: ______________
53 + 2 + 7 = 2 + ?
Answer: ______________
64 + 9 + 6 = 9 + ?
Answer: ______________
72 + 8 = 8 + ?
Answer: ______________
89 + 3 + 1 = 3 + ?
Answer: ______________
96 + 8 = 8 + ?
Answer: ______________
101 + 9 + 1 = ?
Answer: ______________
117 + 3 + 3 = ?
Answer: ______________
123 + 5 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 12
- 3. 13
- 4. 10
- 5. 10
- 6. 10
- 7. 2
- 8. 10
- 9. 6
- 10. 11
- 11. 13
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties