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 + 4 = ?
Answer: ______________
23 + 2 = 2 + ?
Answer: ______________
36 + 6 + 4 = ?
Answer: ______________
43 + 7 + 8 = ?
Answer: ______________
55 + 3 + 7 = ?
Answer: ______________
61 + 5 + 5 = ?
Answer: ______________
79 + 4 = 4 + ?
Answer: ______________
88 + 2 = 2 + ?
Answer: ______________
94 + 8 + 2 = ?
Answer: ______________
102 + 5 + 5 = ?
Answer: ______________
117 + 1 + 3 = ?
Answer: ______________
124 + 4 = 4 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 14
- 2. 3
- 3. 16
- 4. 18
- 5. 15
- 6. 11
- 7. 9
- 8. 8
- 9. 14
- 10. 12
- 11. 11
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties