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Aliun [14]
3 years ago
7

Subtract using a number line. −3−(−7) Select the point on the number line to plot the answer.

Mathematics
2 answers:
Igoryamba3 years ago
8 0

Answer:

-3-(-7)

when subtracting a negative the signs turn in to addition

-3+(+7)

4

Step-by-step explanation:

Mnenie [13.5K]3 years ago
4 0

Answer:

−3−(−7) = 4

Step-by-step explanation:

The given expression is

-3-(-7)

We know that (-)(-)=(+). So, the given expression can be written as

-3+7

4

We need to find the value of given expression using a number line.

Two numbers are -3 and -7.

Plot these two numbers on the number line.

Now, start form -7 and jump up to -3 on the number line and count the jumps, then the number of jumps is the answer.

From below figure it is clear that the number of jumps between -7 and -3 is 4.

Therefore, the value of given expression is 4.

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