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: ____________
14 + 4 = 4 + ?
Answer: ______________
27 + 5 + 3 = ?
Answer: ______________
36 + 4 + 2 = ?
Answer: ______________
48 + 2 + 7 = ?
Answer: ______________
59 + 4 = 4 + ?
Answer: ______________
65 + 3 = 3 + ?
Answer: ______________
74 + 3 = 3 + ?
Answer: ______________
85 + 5 = 5 + ?
Answer: ______________
98 + 5 = 5 + ?
Answer: ______________
103 + 9 + 7 = ?
Answer: ______________
117 + 2 = 2 + ?
Answer: ______________
128 + 1 + 9 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 15
- 3. 12
- 4. 17
- 5. 9
- 6. 5
- 7. 4
- 8. 5
- 9. 8
- 10. 19
- 11. 7
- 12. 18
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties