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 + 4 + 8 = ?
Answer: ______________
22 + 4 + 8 = 4 + ?
Answer: ______________
35 + 7 = 7 + ?
Answer: ______________
41 + 1 + 9 = ?
Answer: ______________
57 + 6 + 3 = 6 + ?
Answer: ______________
69 + 9 + 1 = 9 + ?
Answer: ______________
76 + 3 + 7 = ?
Answer: ______________
82 + 8 + 5 = ?
Answer: ______________
91 + 9 + 2 = ?
Answer: ______________
108 + 9 + 2 = 9 + ?
Answer: ______________
115 + 2 = 2 + ?
Answer: ______________
125 + 6 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 18
- 2. 10
- 3. 5
- 4. 11
- 5. 10
- 6. 10
- 7. 16
- 8. 15
- 9. 12
- 10. 10
- 11. 5
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties