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: ____________
13 + 4 = 4 + ?
Answer: ______________
26 + 8 = 8 + ?
Answer: ______________
37 + 5 + 5 = ?
Answer: ______________
48 + 8 + 2 = ?
Answer: ______________
58 + 6 = 6 + ?
Answer: ______________
64 + 2 + 6 = ?
Answer: ______________
74 + 6 + 1 = ?
Answer: ______________
88 + 2 = 2 + ?
Answer: ______________
99 + 7 + 1 = ?
Answer: ______________
105 + 7 = 7 + ?
Answer: ______________
117 + 3 = 3 + ?
Answer: ______________
126 + 4 + 6 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 6
- 3. 17
- 4. 18
- 5. 8
- 6. 12
- 7. 11
- 8. 8
- 9. 17
- 10. 5
- 11. 7
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties