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 + 9 + 1 = ?
Answer: ______________
27 + 5 + 3 = ?
Answer: ______________
37 + 3 = 3 + ?
Answer: ______________
45 + 6 = 6 + ?
Answer: ______________
56 + 7 + 4 = 13 + ?
Answer: ______________
65 + 5 + 5 = 10 + ?
Answer: ______________
76 + 2 + 4 = ?
Answer: ______________
86 + 7 = 7 + ?
Answer: ______________
99 + 6 + 1 = 10 + ?
Answer: ______________
102 + 3 + 7 = ?
Answer: ______________
119 + 2 + 1 = 10 + ?
Answer: ______________
123 + 5 = 5 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 16
- 2. 15
- 3. 7
- 4. 5
- 5. 4
- 6. 5
- 7. 12
- 8. 6
- 9. 6
- 10. 12
- 11. 2
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties