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: ____________
19 + 1 + 1 = ?
Answer: ______________
27 + 7 = 7 + ?
Answer: ______________
33 + 3 = 3 + ?
Answer: ______________
46 + 6 = 6 + ?
Answer: ______________
53 + 9 = 9 + ?
Answer: ______________
63 + 4 + 7 = ?
Answer: ______________
74 + 8 = 8 + ?
Answer: ______________
81 + 3 + 9 = ?
Answer: ______________
98 + 2 + 3 = ?
Answer: ______________
101 + 9 + 3 = ?
Answer: ______________
119 + 4 + 1 = ?
Answer: ______________
128 + 7 + 2 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 11
- 2. 7
- 3. 3
- 4. 6
- 5. 3
- 6. 14
- 7. 4
- 8. 13
- 9. 13
- 10. 13
- 11. 14
- 12. 17
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties