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: ____________
13 + 3 + 7 = ?
Answer: ______________
22 + 8 = 8 + ?
Answer: ______________
33 + 2 + 7 = ?
Answer: ______________
47 + 9 = 9 + ?
Answer: ______________
54 + 3 = 3 + ?
Answer: ______________
68 + 2 + 9 = ?
Answer: ______________
77 + 7 + 3 = 14 + ?
Answer: ______________
87 + 3 + 2 = ?
Answer: ______________
92 + 6 + 8 = 10 + ?
Answer: ______________
108 + 9 + 2 = 17 + ?
Answer: ______________
112 + 3 = 3 + ?
Answer: ______________
128 + 2 + 2 = 10 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 13
- 2. 2
- 3. 12
- 4. 7
- 5. 4
- 6. 19
- 7. 3
- 8. 12
- 9. 6
- 10. 2
- 11. 2
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties