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 + 4 + 3 = ?
Answer: ______________
29 + 1 + 1 = ?
Answer: ______________
32 + 8 + 8 = ?
Answer: ______________
45 + 8 = 8 + ?
Answer: ______________
56 + 8 = 8 + ?
Answer: ______________
61 + 9 + 9 = ?
Answer: ______________
79 + 7 + 3 = ?
Answer: ______________
85 + 3 = 3 + ?
Answer: ______________
93 + 2 + 7 = 2 + ?
Answer: ______________
102 + 8 + 6 = ?
Answer: ______________
116 + 1 + 9 = ?
Answer: ______________
124 + 8 + 6 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 13
- 2. 11
- 3. 18
- 4. 5
- 5. 6
- 6. 19
- 7. 19
- 8. 5
- 9. 10
- 10. 16
- 11. 16
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties