1. Locate the negative sign on your calculator. It will probably be a little minus sign. Press this button to make an integer negative. 2. Enter the number you want to calculate.
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adding. 1. like sign, add their absalute value & copy the common sign. 2. unlike signs. subtruct their absalute value & copy the sing of the bigger number. subtructing. 1.
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There are two steps to solving math word problems with integers: 1.
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1) The sum of four consecutives numbers is 78. Find these numbers? x = first number. x + 1 = second number. x + 2 = third number. x + (x+1) + (x +2) = 78. 3x + 3 = 78. 3x = 75. x
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