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 = 8 + ?
Answer: ______________
29 + 4 = 4 + ?
Answer: ______________
35 + 5 + 1 = ?
Answer: ______________
46 + 7 = 7 + ?
Answer: ______________
53 + 5 + 7 = ?
Answer: ______________
64 + 9 + 6 = 9 + ?
Answer: ______________
73 + 9 + 7 = 9 + ?
Answer: ______________
85 + 9 = 9 + ?
Answer: ______________
95 + 8 + 5 = 8 + ?
Answer: ______________
101 + 9 + 9 = ?
Answer: ______________
118 + 9 + 1 = ?
Answer: ______________
127 + 2 + 3 = 2 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 2
- 2. 9
- 3. 11
- 4. 6
- 5. 15
- 6. 10
- 7. 10
- 8. 5
- 9. 10
- 10. 19
- 11. 18
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties