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: ____________
18 + 6 + 2 = 6 + ?
Answer: ______________
22 + 9 = 9 + ?
Answer: ______________
36 + 2 + 4 = 2 + ?
Answer: ______________
41 + 9 + 8 = ?
Answer: ______________
52 + 8 + 3 = ?
Answer: ______________
63 + 9 + 1 = ?
Answer: ______________
75 + 5 + 9 = ?
Answer: ______________
83 + 5 + 7 = 5 + ?
Answer: ______________
98 + 6 = 6 + ?
Answer: ______________
107 + 8 = 8 + ?
Answer: ______________
118 + 8 = 8 + ?
Answer: ______________
123 + 5 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 2
- 3. 10
- 4. 18
- 5. 13
- 6. 13
- 7. 19
- 8. 10
- 9. 8
- 10. 7
- 11. 8
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties