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 + 3 = 3 + ?
Answer: ______________
25 + 7 + 5 = ?
Answer: ______________
34 + 9 + 6 = ?
Answer: ______________
44 + 3 + 6 = 3 + ?
Answer: ______________
53 + 8 + 7 = 8 + ?
Answer: ______________
65 + 8 + 5 = 8 + ?
Answer: ______________
72 + 7 + 8 = 7 + ?
Answer: ______________
84 + 7 = 7 + ?
Answer: ______________
95 + 7 = 7 + ?
Answer: ______________
106 + 6 = 6 + ?
Answer: ______________
116 + 4 = 4 + ?
Answer: ______________
125 + 8 + 5 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 5
- 2. 17
- 3. 19
- 4. 10
- 5. 10
- 6. 10
- 7. 10
- 8. 4
- 9. 5
- 10. 6
- 11. 6
- 12. 18
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties