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 + 5 = 5 + ?
Answer: ______________
28 + 5 + 2 = ?
Answer: ______________
39 + 7 = 7 + ?
Answer: ______________
42 + 5 + 8 = 7 + ?
Answer: ______________
59 + 5 + 1 = 14 + ?
Answer: ______________
62 + 4 + 8 = 6 + ?
Answer: ______________
76 + 4 + 4 = 10 + ?
Answer: ______________
87 + 9 = 9 + ?
Answer: ______________
92 + 4 = 4 + ?
Answer: ______________
109 + 9 + 1 = 10 + ?
Answer: ______________
116 + 6 = 6 + ?
Answer: ______________
126 + 4 = 4 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 6
- 2. 15
- 3. 9
- 4. 8
- 5. 1
- 6. 8
- 7. 4
- 8. 7
- 9. 2
- 10. 9
- 11. 6
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties