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: ____________
19 + 6 + 1 = ?
Answer: ______________
24 + 7 + 3 = ?
Answer: ______________
32 + 9 + 8 = 9 + ?
Answer: ______________
42 + 4 + 8 = 4 + ?
Answer: ______________
55 + 6 = 6 + ?
Answer: ______________
62 + 8 + 8 = 8 + ?
Answer: ______________
79 + 4 = 4 + ?
Answer: ______________
87 + 2 + 3 = 2 + ?
Answer: ______________
97 + 9 = 9 + ?
Answer: ______________
102 + 2 + 8 = 2 + ?
Answer: ______________
113 + 4 = 4 + ?
Answer: ______________
126 + 6 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 14
- 3. 10
- 4. 10
- 5. 5
- 6. 10
- 7. 9
- 8. 10
- 9. 7
- 10. 10
- 11. 3
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties