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: ____________
19 + 7 = 7 + ?
Answer: ______________
26 + 4 + 5 = ?
Answer: ______________
37 + 7 = 7 + ?
Answer: ______________
49 + 4 = 4 + ?
Answer: ______________
57 + 7 + 3 = ?
Answer: ______________
66 + 6 = 6 + ?
Answer: ______________
74 + 4 = 4 + ?
Answer: ______________
89 + 5 = 5 + ?
Answer: ______________
96 + 4 + 4 = ?
Answer: ______________
108 + 2 + 2 = ?
Answer: ______________
111 + 9 + 8 = ?
Answer: ______________
126 + 1 + 9 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 9
- 2. 15
- 3. 7
- 4. 9
- 5. 17
- 6. 6
- 7. 4
- 8. 9
- 9. 14
- 10. 12
- 11. 18
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties