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: ____________
18 + 3 + 2 = 3 + ?
Answer: ______________
24 + 6 + 6 = 6 + ?
Answer: ______________
33 + 2 = 2 + ?
Answer: ______________
43 + 5 + 5 = ?
Answer: ______________
54 + 9 + 6 = ?
Answer: ______________
68 + 8 + 2 = 8 + ?
Answer: ______________
71 + 5 + 9 = ?
Answer: ______________
85 + 5 + 5 = 5 + ?
Answer: ______________
93 + 6 = 6 + ?
Answer: ______________
102 + 2 = 2 + ?
Answer: ______________
111 + 3 + 9 = ?
Answer: ______________
128 + 8 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 10
- 3. 3
- 4. 13
- 5. 19
- 6. 10
- 7. 15
- 8. 10
- 9. 3
- 10. 2
- 11. 13
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties