Answer:
the answer is 2.2+(-2.5)
Step-by-step explanation:
Do 2.2 + (-2.5) and when you add a negative number it's like subtraction because a negative number is under 0 and so your adding a number under 0 so you go down. So the answer is 2.2+(-2.5)
Using Google sometimes works.
12.
70*F is D
10*F is A
10*C is C
30*C is B
13.
104
14.
105
Answer:It would be 4/3 or 1 1/3. You can put 3/4 to 9/12 and then add.
1. 70
2. 54
3. 54
4. 40