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 + 2 = ?
Answer: ______________
24 + 6 + 3 = ?
Answer: ______________
35 + 6 + 5 = 11 + ?
Answer: ______________
44 + 3 + 6 = ?
Answer: ______________
59 + 3 + 7 = ?
Answer: ______________
64 + 8 + 6 = 10 + ?
Answer: ______________
77 + 3 + 3 = 10 + ?
Answer: ______________
86 + 7 + 4 = 13 + ?
Answer: ______________
94 + 7 + 6 = 10 + ?
Answer: ______________
107 + 5 + 3 = 10 + ?
Answer: ______________
114 + 2 + 6 = 10 + ?
Answer: ______________
121 + 9 + 8 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 12
- 2. 13
- 3. 5
- 4. 13
- 5. 19
- 6. 8
- 7. 3
- 8. 4
- 9. 7
- 10. 5
- 11. 2
- 12. 18
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties