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 + 9 + 4 = 9 + ?
Answer: ______________
22 + 8 = 8 + ?
Answer: ______________
32 + 2 = 2 + ?
Answer: ______________
44 + 9 + 6 = 9 + ?
Answer: ______________
55 + 6 + 4 = ?
Answer: ______________
69 + 9 = 9 + ?
Answer: ______________
73 + 6 + 4 = ?
Answer: ______________
81 + 1 + 9 = ?
Answer: ______________
95 + 8 = 8 + ?
Answer: ______________
105 + 7 = 7 + ?
Answer: ______________
113 + 9 + 7 = ?
Answer: ______________
125 + 9 + 5 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 10
- 2. 2
- 3. 2
- 4. 10
- 5. 15
- 6. 9
- 7. 13
- 8. 11
- 9. 5
- 10. 5
- 11. 19
- 12. 19
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties