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 + 6 = 10 + ?
Answer: ______________
25 + 7 + 5 = 10 + ?
Answer: ______________
39 + 8 + 1 = 10 + ?
Answer: ______________
48 + 5 = 5 + ?
Answer: ______________
56 + 8 = 8 + ?
Answer: ______________
62 + 7 + 8 = 9 + ?
Answer: ______________
72 + 8 + 4 = ?
Answer: ______________
83 + 5 + 7 = ?
Answer: ______________
94 + 7 + 6 = 10 + ?
Answer: ______________
104 + 5 = 5 + ?
Answer: ______________
112 + 6 = 6 + ?
Answer: ______________
126 + 7 + 3 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 7
- 3. 8
- 4. 8
- 5. 6
- 6. 8
- 7. 14
- 8. 15
- 9. 7
- 10. 4
- 11. 2
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties