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: ____________
16 + 4 + 1 = ?
Answer: ______________
22 + 6 + 8 = 10 + ?
Answer: ______________
37 + 6 + 4 = ?
Answer: ______________
45 + 6 + 5 = ?
Answer: ______________
55 + 8 + 5 = 10 + ?
Answer: ______________
65 + 7 + 3 = ?
Answer: ______________
76 + 4 + 3 = ?
Answer: ______________
83 + 3 + 7 = 10 + ?
Answer: ______________
92 + 7 + 3 = ?
Answer: ______________
103 + 1 + 9 = ?
Answer: ______________
113 + 3 + 7 = 6 + ?
Answer: ______________
124 + 3 + 6 = 10 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 11
- 2. 6
- 3. 17
- 4. 16
- 5. 8
- 6. 15
- 7. 13
- 8. 3
- 9. 12
- 10. 13
- 11. 7
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties