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: ____________
12 + 7 + 3 = ?
Answer: ______________
29 + 4 + 1 = 10 + ?
Answer: ______________
35 + 8 + 5 = 10 + ?
Answer: ______________
41 + 8 + 2 = ?
Answer: ______________
53 + 4 = 4 + ?
Answer: ______________
62 + 4 = 4 + ?
Answer: ______________
78 + 7 = 7 + ?
Answer: ______________
84 + 5 + 6 = 9 + ?
Answer: ______________
99 + 2 + 1 = 10 + ?
Answer: ______________
105 + 9 + 5 = ?
Answer: ______________
116 + 4 = 4 + ?
Answer: ______________
122 + 8 + 8 = 10 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 12
- 2. 4
- 3. 8
- 4. 11
- 5. 3
- 6. 2
- 7. 8
- 8. 6
- 9. 2
- 10. 19
- 11. 6
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties