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: ____________
15 + 6 = 6 + ?
Answer: ______________
27 + 9 + 3 = ?
Answer: ______________
36 + 4 = 4 + ?
Answer: ______________
49 + 6 + 1 = 6 + ?
Answer: ______________
55 + 5 + 6 = ?
Answer: ______________
62 + 7 = 7 + ?
Answer: ______________
72 + 4 = 4 + ?
Answer: ______________
86 + 5 + 4 = 5 + ?
Answer: ______________
94 + 5 + 5 = ?
Answer: ______________
107 + 7 = 7 + ?
Answer: ______________
116 + 6 = 6 + ?
Answer: ______________
126 + 7 = 7 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 5
- 2. 19
- 3. 6
- 4. 10
- 5. 16
- 6. 2
- 7. 2
- 8. 10
- 9. 14
- 10. 7
- 11. 6
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties