mean = (4 + 81)/2 = 85/2 = 42.5
For plus we addFor minus we subetractEX:4+4=8:4-4=0
Zero
The answer is 0.
-5 + (-4) - 12 - 20 - (-10) + 6 = -25
Yes. Nice work!
81 x 4 - 1 = 323
mean = (4 + 81)/2 = 85/2 = 42.5
For plus we addFor minus we subetractEX:4+4=8:4-4=0
plus times plus = plus minus times plus = minus plus times minus = minus minus times minus = plus so when you subtract a number it is the same as adding its negative; for example 7 - 4 = 3 7 + (1)(-4) = 3
81 and 4
It is plus 4
Five plus five minus six is four The answer is 4!! Five plus five minus six is four The answer is 4!! Five plus five minus six is four The answer is 4!!
-1
-4 minus 8 plus 5 is equal to -7
Zero
The answer is 0.