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

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

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
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

Step-by-step written solution

Follow each step carefully to understand the complete solution
1

Understand the problem

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

2

Step-by-step solution

First, remember the rule:

+(−x)=−x +(-x)=-x

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

000301301301-51

Rewrite the exercise in the appropriate form and solve it:

301−51=250 301-51=250

3

Final Answer

250 250

Practice Quiz

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a is negative number.

b is negative number.

What is the sum of a+b?

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