El bueno

Name:_____________________________________________________ Date:______________________
7th grade Quarter I Study Guide Grade: ____ List No.:_______
Teacher:___________________

Solve each problem after reading the previous examples. Show all of your work and procedures. Check your answers. NO PEN ALLOWED.

I. ORDER OF OPERATIONSExample 2: Evaluate 3 + 6 x (5 + 4) ÷ 3 - 7 using the order of operations.

Solution:
Step 1: 3 + 6 x (5 + 4) ÷ 3 - 7 = 3 + 6 x 9 ÷ 3 - 7 Parentheses
Step 2: 3 + 6 x 9 ÷ 3 - 7 = 3 + 54 ÷ 3 – 7 Multiplication
Step 3: 3 + 54 ÷ 3 - 7 = 3 + 18 - 7 Division
Step 4: 3 + 18 - 7 = 21 - 7 Addition
Step 5: 21 - 7 = 14 Subtraction

Simplify. Show complete procedures.Hint.(PEMDAS)

|1.   |2.   |
|7 - 5 + 37 |57 × 27 ×  (1 × 4)  |
|| |
|3.   |4.   |
|87 +  (48 ÷ 8)  - 2 - 23 |77 × 5 - 4|
| | |
|5.   |6.   |
|99 × 96 ÷ 8| (80 ÷ 5)  + 1 +  (24 ÷ 3)  |
| | |
|7.   |8.  |
|7 × 27 - 4 +  (32 ÷ 4)  |54 × 53 - 2 |
| ||
|9.   |10.   |
|8 + 40 ÷ 4 |7 × 31 - 18 |
|| |
|11.   |12.   |
| (6 + 37)  × 35 +  (54 ÷ 6)  |8 × 12 + 4|
| | |
|13.   |14.   |
| (24 ÷ 3)  -  (4 - 3 × 54) ...