August 18, 2022

Integers

What are integers? Integers are like whole numbers but also contain negative numbers, they can either be positive or negative.

in For example 5, 6, 2,15, 0, 8, -3, -12, -7 etc.
Positive integers 1,2,3,4
Negative integers -1,-2,-7,-9,-8
Rational numbers are numbers that are represented either infraction or whole numbers. For example 1/2, 0.5, 7/5, 0.4. They can be a proper or improper fraction


Number line

Number line


The number line is straight, represented equally with numbers. On the right-hand side of the number, line is addition on the left-hand side is subtraction.


Subtraction


Other words that can be used includes
Negative
Withdraw
Loss
Reduction
Removal

Addition


Other words that can be used includes
Positive
Gain
Increase
Rise
For example, -8 is greater than – 2, which means if George owes Ben 2 dollars, Bill owes Ben 8 dollars which is greater? 8 dollars. -8 is greater than -2.
-8 -2= -10. Florin is owing 8 dollars and he is also owing 2 dollars, how much is the owing altogether? 10 dollars. – 8 – 2= -10.
Let’s move to the addition
5 + 5= 10
6 + 2 =8

  • 5 + 8 = 3
    You have 8 dollars and you owe 5 dollars when you pay the 5 dollars you owe, you will have 3 dollars to yourself.
    Try these out
  • 4 – 6 =
  • 2 – 5 =
  • 6 + 3 =
  • 5 + 9 =
    -1 + 8 =

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