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2022年9月14日 · When you have a positive plus a negative, it is always just the positive minus the absolute value of the negative (in other terms you have the positive minus the negative number with the negative taken off), and when you have a positive minus a negative, you are just adding the positive to the absolute value (once again, the negative with the ...

Arrows to the right equivalently mean adding a positive number and subtracting a negative number of the same magnitude. Use number lines to find missing numbers in subtraction equations with integers.

One thing that helps me with knowing how to add and subtract positive and negative numbers is the "positive-negative number formula", I use this tic-tac-toe like method to remember when I find myself confused on how to do it. The blue are the positives, and the red is the negative.

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Learn to add and subtract fractions with different denominators on Khan Academy.

თუ თქვენ ხედავთ ამ შეტყობინებას, ესე იგი საიტზე გარე ...