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 + 4 = 4 + ?
Answer: ______________
25 + 8 = 8 + ?
Answer: ______________
39 + 9 = 9 + ?
Answer: ______________
44 + 2 + 6 = ?
Answer: ______________
56 + 9 + 4 = ?
Answer: ______________
63 + 2 = 2 + ?
Answer: ______________
73 + 7 + 5 = ?
Answer: ______________
88 + 2 = 2 + ?
Answer: ______________
94 + 6 + 7 = ?
Answer: ______________
105 + 7 + 3 = ?
Answer: ______________
114 + 6 + 6 = ?
Answer: ______________
126 + 8 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 7
- 2. 5
- 3. 9
- 4. 12
- 5. 19
- 6. 3
- 7. 15
- 8. 8
- 9. 17
- 10. 15
- 11. 16
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties