Solve Integer Addition: (+301) + (-51) Step-by-Step

Question

$(+301)+(-51)=\text{ ?}$

00:00 Solution

00:03 Find point (301) on the axis

00:07 Positive times negative always equals negative, therefore subtract

00:10 To subtract, move in the left (negative) direction on the axis

00:19 Use long subtraction for calculation

00:33 And this is the solution to the question

First, remember the rule:

$+(-x)=-x$

Place 301 on the number line and move 51 steps to the left:

Rewrite the exercise in the appropriate form and solve it:

$301-51=250$

$250$