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: ____________
12 + 7 = 7 + ?
Answer: ______________
27 + 7 = 7 + ?
Answer: ______________
32 + 8 = 8 + ?
Answer: ______________
43 + 2 = 2 + ?
Answer: ______________
56 + 4 = 4 + ?
Answer: ______________
62 + 3 = 3 + ?
Answer: ______________
79 + 6 = 6 + ?
Answer: ______________
83 + 7 = 7 + ?
Answer: ______________
99 + 9 = 9 + ?
Answer: ______________
105 + 3 = 3 + ?
Answer: ______________
114 + 3 = 3 + ?
Answer: ______________
124 + 4 = 4 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 2
- 2. 7
- 3. 2
- 4. 3
- 5. 6
- 6. 2
- 7. 9
- 8. 3
- 9. 9
- 10. 5
- 11. 4
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties