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 + 8 + 2 = ?
Answer: ______________
27 + 1 + 9 = ?
Answer: ______________
34 + 6 = 6 + ?
Answer: ______________
43 + 4 + 7 = 7 + ?
Answer: ______________
59 + 7 + 1 = 10 + ?
Answer: ______________
68 + 7 + 2 = 10 + ?
Answer: ______________
79 + 7 + 3 = ?
Answer: ______________
89 + 8 + 2 = ?
Answer: ______________
99 + 8 + 1 = ?
Answer: ______________
109 + 1 + 8 = ?
Answer: ______________
116 + 1 + 4 = ?
Answer: ______________
125 + 2 + 5 = 7 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 17
- 3. 4
- 4. 7
- 5. 7
- 6. 7
- 7. 19
- 8. 19
- 9. 18
- 10. 18
- 11. 11
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties