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: ____________
11 + 9 + 5 = ?
Answer: ______________
27 + 4 + 3 = 4 + ?
Answer: ______________
31 + 9 + 7 = ?
Answer: ______________
43 + 2 + 7 = 2 + ?
Answer: ______________
52 + 8 = 8 + ?
Answer: ______________
67 + 2 + 3 = 2 + ?
Answer: ______________
73 + 7 = 7 + ?
Answer: ______________
88 + 8 + 2 = ?
Answer: ______________
94 + 2 + 6 = ?
Answer: ______________
107 + 5 + 5 = ?
Answer: ______________
119 + 7 + 3 = ?
Answer: ______________
122 + 8 + 8 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 15
- 2. 10
- 3. 17
- 4. 10
- 5. 2
- 6. 10
- 7. 3
- 8. 18
- 9. 12
- 10. 17
- 11. 19
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties