Addition/Subtraction
134+ 101=
235
7x8=
56
33.46 + 6.21=
39.67
What is the value of the variable within an equation?
Solution
The word remain signals....
subtraction
687-299=
388
72/6=
25.8 - 2.23 =
23.57
Operations that “Undo” each other. Using the “opposite” operation to help isolate the variable in order to solve for it.
Inverse operations
If you were to split a number......
division
619+45+89=
753
138 x 26=
3,588
371.58 + 62.93 =
308.65
A symbol that represents a quantity that we do not know yet. Typically seen as a letter - usually x, y, or z
Variable
Find the perimeter....
adding
1265-789=
476
504/6 =
84
35.42/5 =
7.084
A mathematical sentence where the values of one expression is equal to the other expression, as indicated by the equals sign.
Equation
If you are to factor a number.....
multiplication
18,972-723+52=
18,301
11,692/74 =
158
96.423 x .25 =
24.10575
What is the number that a given quantity (base number) is to be multiplied times itself?
Exponents
to distribute means to.....
division