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 + 6 = ?
Answer: ______________
27 + 2 = 2 + ?
Answer: ______________
33 + 3 = 3 + ?
Answer: ______________
45 + 5 + 2 = ?
Answer: ______________
54 + 2 = 2 + ?
Answer: ______________
62 + 9 = 9 + ?
Answer: ______________
74 + 8 + 2 = ?
Answer: ______________
86 + 6 + 4 = 12 + ?
Answer: ______________
93 + 8 + 2 = ?
Answer: ______________
102 + 8 + 9 = ?
Answer: ______________
114 + 4 = 4 + ?
Answer: ______________
124 + 9 + 6 = 13 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 7
- 3. 3
- 4. 12
- 5. 4
- 6. 2
- 7. 14
- 8. 4
- 9. 13
- 10. 19
- 11. 4
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties