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: ____________
19 + 5 + 5 = ?
Answer: ______________
27 + 4 + 3 = ?
Answer: ______________
36 + 8 + 2 = ?
Answer: ______________
45 + 5 = 5 + ?
Answer: ______________
58 + 3 + 7 = ?
Answer: ______________
63 + 5 = 5 + ?
Answer: ______________
77 + 6 = 6 + ?
Answer: ______________
85 + 5 + 2 = ?
Answer: ______________
98 + 6 = 6 + ?
Answer: ______________
105 + 6 + 5 = ?
Answer: ______________
112 + 2 + 8 = ?
Answer: ______________
128 + 2 + 8 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 19
- 2. 14
- 3. 16
- 4. 5
- 5. 18
- 6. 3
- 7. 7
- 8. 12
- 9. 8
- 10. 16
- 11. 12
- 12. 18
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties