Math

Integers

Number Line

how to perform a subtraction problem on the number line

Integers

Compare zero to negative numbers
Eg, -44<0, -1<0, -1384 < 0

Compare zero to positive numbers
Eg, 0<2, 0<199, 0<33

Compare positive and negative numbers
Eg, -4< 2, -13 < 0.33

Process for solving addition problems on a number line

When adding on a number line go the value many numbers to the rite

Algorithm

Addition +

whatever absolute value that is biger ( without the simbel) you use that simbel in the ansir

If both values have a negative value then the ansir is negative . and do as normel

Addition is the action off adding

Subtraction

Subtraction is the action of removing

Addition of two positive numbers is always positive.
Addition of two negative numbers is always negative.

Value Simbles

Negative

Is a Value

Addition to Sub, Sub to Addition

Over all rules

If both values have a positive value then the ansir is positive. And do as normel.

is a location

Postive

is a location

Is a Value

Addition too sub

If both are positive symbols, Eg. 4+7, 4+4, 9+9, you can just change one of the symbols to a negative because to negatives make a postive

Sub too addition

Two negative make a positive Eg. 34 - (-12) = 46

If both valves are negative, Eg. -4+(-8), -22 + (-3), -4+-4, you can change one sypole to posite

If only one value is positive the you need to remove one of the values symbols

If only one value is positive the you need to remove one of the values symbols

If both are positive symbols, can just change one of the symbols to a negative because to negatives make a postive

If both valves are negative you can change one sypole to posite

Change one vaule to the obsite simbel

Move to the left because your are removeing a value

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Negative number - positive number

Subtract nomeraly

Negative number - negative number

add the two numbers becose two negatives make a positive

If there is two - then make it a +

If a - comes after the acshin do a u-turn aka do the obsite

Multiplication And Division

Division

Multiplication

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If there is an odd dumber of negatives the the answer is negative

If there is an odd dumber of negatives the the answer is negative (step 1)

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Do problem (step 2)

Do problem (step 2)