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)