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: ____________
16 + 6 + 4 = 6 + ?
Answer: ______________
29 + 4 + 1 = 4 + ?
Answer: ______________
33 + 8 = 8 + ?
Answer: ______________
49 + 4 + 1 = ?
Answer: ______________
58 + 7 + 2 = 7 + ?
Answer: ______________
66 + 1 + 9 = ?
Answer: ______________
78 + 5 + 2 = 5 + ?
Answer: ______________
82 + 9 + 1 = ?
Answer: ______________
92 + 9 + 8 = ?
Answer: ______________
108 + 8 + 2 = ?
Answer: ______________
114 + 3 = 3 + ?
Answer: ______________
125 + 5 + 5 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 10
- 3. 3
- 4. 14
- 5. 10
- 6. 16
- 7. 10
- 8. 12
- 9. 19
- 10. 18
- 11. 4
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties