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: ____________
16 + 2 = 2 + ?
Answer: ______________
27 + 9 + 3 = 16 + ?
Answer: ______________
38 + 5 = 5 + ?
Answer: ______________
43 + 3 = 3 + ?
Answer: ______________
51 + 4 + 6 = ?
Answer: ______________
68 + 5 + 2 = 10 + ?
Answer: ______________
75 + 8 = 8 + ?
Answer: ______________
86 + 4 + 9 = ?
Answer: ______________
97 + 9 = 9 + ?
Answer: ______________
105 + 5 = 5 + ?
Answer: ______________
111 + 8 + 2 = ?
Answer: ______________
121 + 2 + 9 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 6
- 2. 3
- 3. 8
- 4. 3
- 5. 11
- 6. 5
- 7. 5
- 8. 19
- 9. 7
- 10. 5
- 11. 11
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties