Real Number System
Natural and Whole numbers share the rational category with what other number category?
Integers
Flipping a coin with heads or tails grants a:
50/50 for each side
40x + 13 = 50 - 24
x = 13/40
x < 7
Is 7 less than or greater than x?
Is Pi irrational or rational
Irrational
rolling a dice with 6 sides and rolling a 3
1/6
5 - 9 + 12 = 7x
x = 8/7
x > 12
Is x less than or greater than 12?
Greater than
Are decimals irrational or rational
Irrational
Rolling a dice with 6 sides and getting a 2, crossing that side out, then getting a 4 and crossing that side out
1/6
1/5
90 + 143 = 66x - 49
x = 47/11
3/4 + 5 > -1 - 4x
x > -27/16
Whole numbers are:
Visible numbers on the number line
Spinning a 12 sided spinner and getting a 12
1/12
4 - 3 = 12 + 72x
x = -11/72
-27 - 84 > 1x + -58
x < -53
Natural numbers are:
Counting numbers
Finding 4 out of 18 toy trains in a toy bin
4/18
1x + 7 = -8 + -10
x = -25
302 + 450x < 119 + 692
x < -500/450