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 = 8 + ?
Answer: ______________
22 + 6 = 6 + ?
Answer: ______________
39 + 3 + 1 = ?
Answer: ______________
48 + 5 = 5 + ?
Answer: ______________
58 + 9 = 9 + ?
Answer: ______________
64 + 2 = 2 + ?
Answer: ______________
77 + 8 = 8 + ?
Answer: ______________
85 + 6 + 5 = 6 + ?
Answer: ______________
99 + 3 + 7 = ?
Answer: ______________
107 + 5 = 5 + ?
Answer: ______________
119 + 3 = 3 + ?
Answer: ______________
126 + 6 + 4 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 2
- 3. 13
- 4. 8
- 5. 8
- 6. 4
- 7. 7
- 8. 10
- 9. 19
- 10. 7
- 11. 9
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties