Q: How much is 3 plus 4 minus one?

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3.

Negative one.

9A:2 - 1 - 1 + 1 - 1 + 3 - 2 + 6 = 7The answer is seven.

4

3

Answer = 2 - (-3) = 2 + 3 = 5 minus minus means plus.

Zero

Because adding a negative is the same as subtracting a positive. In other words, minus a plus is he same as plus a minus. For example 5+ (-3) = 5-3 = +2 5 -(+3) = 5-3 = +2 Remember minus a plus = = minus plus a minus = minus plus a plus = plus minus a minus = plus

It is a bigger plus. For example, 5 - (-3) = 5 + 3 = 8

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

2/5 plus 1/5 minus 3/10 is equal to 0.3 or 3/10

-4 + -3 = -7