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: ____________
15 + 2 = 2 + ?
Answer: ______________
23 + 6 = 6 + ?
Answer: ______________
32 + 8 = 8 + ?
Answer: ______________
44 + 3 = 3 + ?
Answer: ______________
52 + 4 = 4 + ?
Answer: ______________
66 + 3 = 3 + ?
Answer: ______________
77 + 9 = 9 + ?
Answer: ______________
82 + 6 = 6 + ?
Answer: ______________
93 + 9 = 9 + ?
Answer: ______________
102 + 9 = 9 + ?
Answer: ______________
117 + 6 = 6 + ?
Answer: ______________
129 + 3 = 3 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 5
- 2. 3
- 3. 2
- 4. 4
- 5. 2
- 6. 6
- 7. 7
- 8. 2
- 9. 3
- 10. 2
- 11. 7
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties