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 + 7 + 5 = 7 + ?
Answer: ______________
23 + 7 = 7 + ?
Answer: ______________
36 + 8 + 2 = ?
Answer: ______________
44 + 4 + 6 = ?
Answer: ______________
57 + 6 + 3 = 6 + ?
Answer: ______________
66 + 4 + 6 = ?
Answer: ______________
72 + 8 = 8 + ?
Answer: ______________
83 + 2 + 7 = 2 + ?
Answer: ______________
96 + 6 + 4 = 6 + ?
Answer: ______________
105 + 5 = 5 + ?
Answer: ______________
116 + 5 = 5 + ?
Answer: ______________
123 + 7 + 7 = 7 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 3
- 3. 16
- 4. 14
- 5. 10
- 6. 16
- 7. 2
- 8. 10
- 9. 10
- 10. 5
- 11. 6
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties