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: ____________
13 + 5 = 5 + ?
Answer: ______________
28 + 5 = 5 + ?
Answer: ______________
37 + 6 = 6 + ?
Answer: ______________
49 + 3 = 3 + ?
Answer: ______________
56 + 4 + 5 = ?
Answer: ______________
65 + 8 = 8 + ?
Answer: ______________
79 + 6 = 6 + ?
Answer: ______________
84 + 3 + 6 = ?
Answer: ______________
93 + 9 + 1 = ?
Answer: ______________
101 + 9 + 1 = ?
Answer: ______________
116 + 6 + 4 = ?
Answer: ______________
129 + 2 = 2 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 8
- 3. 7
- 4. 9
- 5. 15
- 6. 5
- 7. 9
- 8. 13
- 9. 13
- 10. 11
- 11. 16
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties