Answer:
5-2.3=2.7
Step-by-step explanation:
put into an equation format, 2.3 less than 5 is 5-2.3
Step-by-step explanation:

2.5-4.6+11
-2.1+11
8.9
1)division
2)addition because it cames before
3)subtraction
Answer:
Step-by-step explanation:

Answer: .28
Step-by-step explanation: First turn the mixed number into an improper fraction. so 3x2+1=7, 7 is the the top and the bottom stays the same (2) so it would now be 7/2 divided by 5 which would equal .28
I hope this helps
8/9
O=16H
H+H+O=water
18H =water molecules
so u can see ratio 16H/!8H=8/9