9 - 6 + 7 + (2 x 10) = 30
17
Two plus 3 minus 2 times 1 squared plus 4 times 16 squared minus 4 times 2 is equal to 1,019.
1 minus 2 plus 123 times 4 is equal to 491.
44
2
17
2 times 2 plus 2 times 2 plus 2 minus 2 times 2 is equal to 6.
Two plus 3 minus 2 times 1 squared plus 4 times 16 squared minus 4 times 2 is equal to 1,019.
10^2 minus 4 times 8 divided by 8 plus 9 is equal to 105.
-2 times -2 = plus 4 since minus times minus is plus
1
10
10
It is plus 4
A plus times a plus is still a plus. Below is the way I remembered it: If there is not a minus sign, it is plus (positive). If there is 1 minus sign, it is minus (negative). If there are 2 minus signs, it is plus (positive).
1 minus 2 plus 123 times 4 is equal to 491.
6 + (3 x 9) - (10/2) = 28