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: ____________
15 + 6 = 6 + ?
Answer: ______________
28 + 6 + 2 = 6 + ?
Answer: ______________
39 + 8 + 1 = 8 + ?
Answer: ______________
47 + 3 = 3 + ?
Answer: ______________
52 + 2 + 8 = ?
Answer: ______________
68 + 9 = 9 + ?
Answer: ______________
73 + 7 = 7 + ?
Answer: ______________
83 + 8 = 8 + ?
Answer: ______________
94 + 5 + 6 = 5 + ?
Answer: ______________
103 + 4 = 4 + ?
Answer: ______________
119 + 6 = 6 + ?
Answer: ______________
124 + 9 = 9 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 5
- 2. 10
- 3. 10
- 4. 7
- 5. 12
- 6. 8
- 7. 3
- 8. 3
- 9. 10
- 10. 3
- 11. 9
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties