The sum of -1 and -1 is -2.
Wiki User
∙ 7y ago5
4 or 5-1
First point to make is a minus minus = a plus so your sum becomes an eighth plus a sixth. Next you need to apply a common denominator. In the case of eight and six this would be 24 so the sum is now 3 24ths plus 4 24ths = 7/24 or 0.29166667 as a decimal
It is: 2d+9
It is -1.155 kilograms.
A minus plus a minus will give a sum with a minus also.
5
4 or 5-1
It is another way to say approximately. If you say, 345.5 is the sum, plus or minus, you mean that 345.5 is not the exact answer, but close enough for the situation.
-4 minus 8 plus 5 is equal to -7
The answer is -7. minus three plus one is minus two, adding a negative is the same as subtraction and so plus negative five means minus 5 so the sum is -2-5=-7 The Sum= -3+1-5 -2-5 -7
First point to make is a minus minus = a plus so your sum becomes an eighth plus a sixth. Next you need to apply a common denominator. In the case of eight and six this would be 24 so the sum is now 3 24ths plus 4 24ths = 7/24 or 0.29166667 as a decimal
The sum of 6 and -4 is two.
The sum of -4 and 7 is 3.
It is: 2d+9
It is -1.155 kilograms.
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