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: ____________
17 + 3 + 4 = ?
Answer: ______________
22 + 8 + 5 = ?
Answer: ______________
35 + 9 + 5 = ?
Answer: ______________
43 + 4 + 6 = ?
Answer: ______________
54 + 6 + 6 = ?
Answer: ______________
64 + 6 + 7 = ?
Answer: ______________
74 + 4 + 6 = ?
Answer: ______________
81 + 9 + 1 = ?
Answer: ______________
92 + 5 = 5 + ?
Answer: ______________
103 + 5 + 7 = ?
Answer: ______________
115 + 5 + 5 = ?
Answer: ______________
123 + 9 = 9 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 14
- 2. 15
- 3. 19
- 4. 13
- 5. 16
- 6. 17
- 7. 14
- 8. 11
- 9. 2
- 10. 15
- 11. 15
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties