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: ____________
15 + 5 + 6 = ?
Answer: ______________
25 + 2 + 5 = 10 + ?
Answer: ______________
37 + 5 = 5 + ?
Answer: ______________
47 + 3 + 6 = ?
Answer: ______________
58 + 4 + 2 = ?
Answer: ______________
69 + 9 + 1 = 10 + ?
Answer: ______________
77 + 3 + 1 = ?
Answer: ______________
82 + 4 = 4 + ?
Answer: ______________
98 + 2 + 2 = 10 + ?
Answer: ______________
102 + 7 = 7 + ?
Answer: ______________
119 + 4 + 1 = 13 + ?
Answer: ______________
123 + 9 = 9 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 2
- 3. 7
- 4. 16
- 5. 14
- 6. 9
- 7. 11
- 8. 2
- 9. 2
- 10. 2
- 11. 1
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties