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: ______________
24 + 6 + 4 = ?
Answer: ______________
36 + 4 + 1 = ?
Answer: ______________
49 + 8 = 8 + ?
Answer: ______________
54 + 6 + 2 = ?
Answer: ______________
62 + 9 + 8 = 11 + ?
Answer: ______________
77 + 4 + 3 = 11 + ?
Answer: ______________
89 + 9 = 9 + ?
Answer: ______________
98 + 5 + 2 = ?
Answer: ______________
102 + 8 = 8 + ?
Answer: ______________
118 + 3 = 3 + ?
Answer: ______________
123 + 8 + 7 = 11 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 6
- 2. 14
- 3. 11
- 4. 9
- 5. 12
- 6. 8
- 7. 3
- 8. 9
- 9. 15
- 10. 2
- 11. 8
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties