I.I Order of Operations

I.I Order of Operations Objective Essential Question Key Vocab.  To learn the order of operations used with equations of mixed operations  What memory devices can we use to remember the order of operations?  PERMDAS or Pretty Easy Remembering My Dear Aunt Sally.

I.I Order of Operations Note: Write the initials for “Pretty easy rememberin g my dear Aunt Sally” and PERMDAS down the page! PP  E,R  M,D  A,S  Once written, follow the order step by step.

I.I Order of Operations First Do: Example: You try:  Pretty = parenthesis  15 - (4+7) =  12 + (9-5) =

I.I Order of Operations Second Do: Example: You try:  Easy = Exponents OR  Remembering = roots Note: If both operations, exponents and roots, are in the same equation, read in left to right order and take the operation that comes first. 2  44 (4+7) + 6 = 2  3 + (9-5) + 7 =

I.I Order of Operations Third Do: Example: You try:  My = Multiply OR  Dear = divide Note: If both operations, multiplication and division, are in the same equation, go in left to right order and take the operation that comes first.  48 (4 x 2) x 3 =  x 2 =

I.I Order of Operations Fourth Do: Example: You try:  Aunt = add OR  Sally = subtract Note: If both operations, add and subtract, are in the same equation, go in left to right order and take the operation that comes first.  (4+7) + 6 =  12 - (9-5) + 7 =

I.I Order of Operations You try:  x 2 =  7 – (4 + 3) x 3 = 2  5 - (4+7) + 6 x 2 =  2 x (9-5) + 7 – 3 =

I.I Order of Operations Objective Essential Question Key Vocab.  To learn the order of operations used with equations of mixed operations  What memory device can we use to remember the order of operations?  PERMDAS or Pretty Easy Remembering My Dear Aunt Sally.

I.I Assignment:  WS