Answer:
12. 5
11.
10
10
15. 7
14. 11
2
=
16
16
18. 3
+
11
17
3
4
'
co
loo
8
Step-by-step explanation:
12. 5
11.
10
10
15. 7
14. 11
True I think. Hope this helped
Answer:

Step-by-step explanation:
All i did was put it in a calculator
400+200 or add 368+231= 599 and you round your answer, woulb be 600