The way we learn math!

Dedicated to Mrs. Fry.

(1+𝑥 )𝑛=1+𝑛𝑥1 !

+𝑛 (𝑛−1) 𝑥

2

2 !+… 𝑥= −𝑏±√𝑏 2−4𝑎𝑐2𝑎

𝑎2 +𝑏

2=𝑐2

𝐴=𝜋 𝑟 2

𝑓 (𝑥 )=𝑎0+∑

𝑛=1

∞

(𝑎𝑛 cos 𝑛𝜋 𝑥𝐿 +𝑏

𝑛 sin 𝑛𝜋 𝑥𝐿 )

72100

Mrs. Fry comes up with all sorts of ways to help make math

fun& to make it make sense.

This power point is a reminder of

all the great things she comes

up with!

Order of Operations!

[B]P.E.M.D.A.S

75/(7+8)-3 75/(15)-3 5-3 2

9[(22-17)+5(1+2)]-23

9[5+5(3)]-23

9[5+15]-23

9[20]-8 180-8 172

Translating Expressions

Expression: A mathematical phrase that contains numbers, symbols, and/or variables.

Addition: Added to, sum, increased by, *more thanSubtraction:*subtracted from, difference, *less than, decreased by, *fewer thanMultiplication: Multiplied, product, twice, double, timesDivision: half, quotient

*=SWITCHERS! (Flip)

Proportion!1) Simplest form2) Common multiplier3) Cross multiply

3c flour 6c

2c sugar 4c

1024

512

+

Negatives:

Debt

Temperature

Football

Elevation

Golf

Absolute Values:The distance an integer is from 0.

No negatives Only positives!|-456| 456

|77| 77

|42| |69| 42 69

0

Multiplying&dividing integers

+ + ++ - -- + - - - +

+ = Love- = Hate

-2 * -9 = 18-2 * 9 = -18

-8 / -2 = 4

Input&Output!

Pop Machine!

Domain: x- Coordinate from each pairRange: y- Coordinate from each pair

Function: a relationship that assigns exactly one output value (y) to every one input value. (x)

EX:(-5,2) (3,-3) (1,7) (3,0)2|7-5|20-10|20-2|101|20

Scale

Inequality: A mathematical sentence that contains <, >, < , or >

x=<777777

At least!

No more than!

X>46in

A<110 people

Must be!

Prime

Composite

A number that only has 2 factors 1&itself

A number that has more than 2 factors

OR

Rules:

2: even3: sum of digits is divisible by 3 4: last 2 digits are divisible by 45: ends in 5 or 0 6: divisible by 2 AND 38: last 3 digits are divisible by 8 9: sum of digits is divisible by 910: ends in 0

Ratios:

Ratios are comparisons of 2 things.

13Girls to 11Boys 13G;11B

Not fractions!

45671000000

Tissues to pens

Kids per desk

Unit rate

Bulky to StreamlineMiles per gallon

A rate is a ratio of two measurements having different units.

Dollars to pounds

PropertiesCommutative:

1+4=4+1

Associative:

(2+1)+4=2+(1+4)Identity:

7.9 + 0 = 7.9

21 * 1 = 21

Zero

77 * 0 = 0