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: ____________
13 + 7 + 6 = ?
Answer: ______________
23 + 4 = 4 + ?
Answer: ______________
36 + 8 = 8 + ?
Answer: ______________
47 + 8 = 8 + ?
Answer: ______________
57 + 3 + 2 = ?
Answer: ______________
64 + 4 + 6 = ?
Answer: ______________
77 + 6 + 3 = 6 + ?
Answer: ______________
85 + 2 + 5 = ?
Answer: ______________
95 + 7 + 5 = 7 + ?
Answer: ______________
108 + 4 = 4 + ?
Answer: ______________
119 + 2 = 2 + ?
Answer: ______________
124 + 5 + 5 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 3
- 3. 6
- 4. 7
- 5. 12
- 6. 14
- 7. 10
- 8. 12
- 9. 10
- 10. 8
- 11. 9
- 12. 14
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties