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 + 9 + 4 = ?
Answer: ______________
22 + 5 = 5 + ?
Answer: ______________
34 + 6 = 6 + ?
Answer: ______________
46 + 5 = 5 + ?
Answer: ______________
54 + 6 + 1 = ?
Answer: ______________
63 + 8 + 7 = ?
Answer: ______________
73 + 9 = 9 + ?
Answer: ______________
83 + 8 = 8 + ?
Answer: ______________
93 + 3 = 3 + ?
Answer: ______________
107 + 3 = 3 + ?
Answer: ______________
117 + 3 + 5 = ?
Answer: ______________
129 + 3 = 3 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 19
- 2. 2
- 3. 4
- 4. 6
- 5. 11
- 6. 18
- 7. 3
- 8. 3
- 9. 3
- 10. 7
- 11. 15
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties