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: ____________
11 + 9 + 9 = ?
Answer: ______________
26 + 6 + 4 = ?
Answer: ______________
32 + 8 + 8 = ?
Answer: ______________
42 + 5 + 5 = ?
Answer: ______________
55 + 6 + 5 = 6 + ?
Answer: ______________
66 + 9 = 9 + ?
Answer: ______________
78 + 1 + 9 = ?
Answer: ______________
85 + 9 = 9 + ?
Answer: ______________
94 + 6 + 4 = ?
Answer: ______________
109 + 6 = 6 + ?
Answer: ______________
114 + 3 + 6 = ?
Answer: ______________
128 + 9 + 2 = 9 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 19
- 2. 16
- 3. 18
- 4. 12
- 5. 10
- 6. 6
- 7. 18
- 8. 5
- 9. 14
- 10. 9
- 11. 13
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties