Online teaching



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suma y resta

Author: jaramillo bertha
Description:
Keywords: suma , resta, , , , , online teaching

Content:
Definitions:
0. 30 %2b40
1. 900-100
2. 900-200
3. 30%2b30
4. 700-200
5. 200%2b250
6. 70-50
7. 90%2b10
8. 700-550
9. 850-650
10. 45%2b35
11. 800-400
12. 95-20
13. 10%2b20
14. 400%2b200
15. 900-600

Answers:
0. 600
1. 30
2. 300
3. 80
4. 500
5. 100
6. 450
7. 700
8. 150
9. 70
10. 400
11. 800
12. 200
13. 75
14. 60
15. 20
.