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: ____________
14 + 3 = 3 + ?
Answer: ______________
27 + 3 + 7 = ?
Answer: ______________
36 + 7 = 7 + ?
Answer: ______________
42 + 8 + 8 = 10 + ?
Answer: ______________
57 + 3 + 3 = 10 + ?
Answer: ______________
69 + 5 + 1 = 14 + ?
Answer: ______________
73 + 6 + 4 = ?
Answer: ______________
87 + 3 + 1 = ?
Answer: ______________
95 + 5 + 5 = ?
Answer: ______________
107 + 8 + 3 = 15 + ?
Answer: ______________
114 + 7 + 6 = ?
Answer: ______________
127 + 9 + 1 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 17
- 3. 6
- 4. 8
- 5. 3
- 6. 1
- 7. 13
- 8. 11
- 9. 15
- 10. 3
- 11. 17
- 12. 17
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties