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: ____________
18 + 2 + 2 = ?
Answer: ______________
27 + 4 = 4 + ?
Answer: ______________
34 + 3 + 6 = 3 + ?
Answer: ______________
46 + 9 + 4 = 9 + ?
Answer: ______________
53 + 8 + 7 = 8 + ?
Answer: ______________
61 + 8 + 2 = ?
Answer: ______________
75 + 6 + 5 = 6 + ?
Answer: ______________
88 + 2 + 3 = ?
Answer: ______________
98 + 3 = 3 + ?
Answer: ______________
105 + 8 + 5 = 8 + ?
Answer: ______________
116 + 8 + 4 = ?
Answer: ______________
124 + 5 + 6 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 12
- 2. 7
- 3. 10
- 4. 10
- 5. 10
- 6. 11
- 7. 10
- 8. 13
- 9. 8
- 10. 10
- 11. 18
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties