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 + 4 = 4 + ?
Answer: ______________
29 + 1 + 4 = ?
Answer: ______________
37 + 5 + 3 = 5 + ?
Answer: ______________
43 + 5 + 5 = ?
Answer: ______________
57 + 9 + 3 = 9 + ?
Answer: ______________
63 + 4 + 6 = ?
Answer: ______________
74 + 4 + 6 = 4 + ?
Answer: ______________
85 + 5 = 5 + ?
Answer: ______________
93 + 8 + 7 = 8 + ?
Answer: ______________
103 + 3 = 3 + ?
Answer: ______________
114 + 9 = 9 + ?
Answer: ______________
129 + 5 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 6
- 2. 14
- 3. 10
- 4. 13
- 5. 10
- 6. 13
- 7. 10
- 8. 5
- 9. 10
- 10. 3
- 11. 4
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties