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 + 8 = 8 + ?
Answer: ______________
24 + 3 + 6 = 3 + ?
Answer: ______________
32 + 4 = 4 + ?
Answer: ______________
49 + 7 = 7 + ?
Answer: ______________
59 + 4 = 4 + ?
Answer: ______________
67 + 3 = 3 + ?
Answer: ______________
77 + 4 = 4 + ?
Answer: ______________
81 + 4 + 9 = ?
Answer: ______________
94 + 6 = 6 + ?
Answer: ______________
102 + 4 + 8 = 4 + ?
Answer: ______________
113 + 6 + 7 = 6 + ?
Answer: ______________
124 + 4 + 6 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 2
- 2. 10
- 3. 2
- 4. 9
- 5. 9
- 6. 7
- 7. 7
- 8. 14
- 9. 4
- 10. 10
- 11. 10
- 12. 14
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties