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: ____________
16 + 1 + 9 = ?
Answer: ______________
27 + 9 = 9 + ?
Answer: ______________
39 + 6 = 6 + ?
Answer: ______________
47 + 3 + 6 = ?
Answer: ______________
52 + 8 + 6 = ?
Answer: ______________
67 + 7 + 3 = ?
Answer: ______________
72 + 1 + 8 = ?
Answer: ______________
84 + 9 + 6 = ?
Answer: ______________
91 + 6 + 9 = ?
Answer: ______________
105 + 7 + 3 = ?
Answer: ______________
115 + 2 + 8 = ?
Answer: ______________
125 + 3 + 5 = 3 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 7
- 3. 9
- 4. 16
- 5. 16
- 6. 17
- 7. 11
- 8. 19
- 9. 16
- 10. 15
- 11. 15
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties