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: ____________
19 + 9 + 1 = ?
Answer: ______________
26 + 3 = 3 + ?
Answer: ______________
37 + 3 + 1 = ?
Answer: ______________
47 + 6 = 6 + ?
Answer: ______________
55 + 2 = 2 + ?
Answer: ______________
66 + 2 = 2 + ?
Answer: ______________
78 + 2 + 2 = 2 + ?
Answer: ______________
85 + 2 + 5 = 2 + ?
Answer: ______________
92 + 8 + 9 = ?
Answer: ______________
106 + 2 + 4 = 2 + ?
Answer: ______________
116 + 3 + 4 = 3 + ?
Answer: ______________
124 + 4 + 6 = 4 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 19
- 2. 6
- 3. 11
- 4. 7
- 5. 5
- 6. 6
- 7. 10
- 8. 10
- 9. 19
- 10. 10
- 11. 10
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties