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: ____________
17 + 3 + 8 = ?
Answer: ______________
28 + 7 = 7 + ?
Answer: ______________
32 + 8 = 8 + ?
Answer: ______________
46 + 6 = 6 + ?
Answer: ______________
58 + 4 + 2 = 4 + ?
Answer: ______________
63 + 3 + 7 = 3 + ?
Answer: ______________
78 + 2 + 5 = ?
Answer: ______________
83 + 2 + 7 = ?
Answer: ______________
93 + 7 + 7 = 7 + ?
Answer: ______________
104 + 1 + 9 = ?
Answer: ______________
112 + 6 + 8 = 6 + ?
Answer: ______________
125 + 2 = 2 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 18
- 2. 8
- 3. 2
- 4. 6
- 5. 10
- 6. 10
- 7. 15
- 8. 12
- 9. 10
- 10. 14
- 11. 10
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties