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 + 8 + 8 = 10 + ?
Answer: ______________
28 + 4 + 6 = ?
Answer: ______________
33 + 4 = 4 + ?
Answer: ______________
43 + 8 + 7 = 11 + ?
Answer: ______________
53 + 9 + 1 = ?
Answer: ______________
67 + 9 + 1 = ?
Answer: ______________
73 + 2 = 2 + ?
Answer: ______________
85 + 4 + 5 = 10 + ?
Answer: ______________
93 + 7 = 7 + ?
Answer: ______________
105 + 2 = 2 + ?
Answer: ______________
112 + 6 + 8 = ?
Answer: ______________
122 + 6 + 8 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 8
- 2. 18
- 3. 3
- 4. 7
- 5. 13
- 6. 17
- 7. 3
- 8. 4
- 9. 3
- 10. 5
- 11. 16
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties