6. 18
7. 40
8. 36
9. 10
10. 24
11. 21
12. 8/18=4/9
13. 24/35(cannot be simplified)
14. 9/20(cannot be simplified) hope this helps
The strategy is called expanding notation because you are expanding that problem into small equations :)
Answer:
120
Step-by-step explanation:
Divide 2400 by 20 to get your answer! It may be wrong