Order of Operations Exercises

Evaluate the following expressions

1. $−7+(\dfrac{63}{9}​)$
   
   
2. $4−(3−2)^2$
   
   
3. $−8−10 \times(−7)$
   
   
4. $−7 \times 7+9 \times \dfrac{−1}{−1}$​
   
   
5. $\dfrac{−12}{−4−8}$
   
   
6. $−8−10 \times (−1)+7×(−1)$
   
   
7. $−7×(7+9)$

Source: Khan Academy, https://www.khanacademy.org/math/algebra-basics/basic-alg-foundations/alg-basics-order-of-operations/e/order_of_operations
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 License.

1. $=−7+(7)$
   $=−7+7$
   $=0$
   
   
2. $=4−(1)^2$
   $4−1$
   $=3$
   
   
3. $=−8+70$
   $=62$
   
   
4. $= −7×7+9×1$
   $= −49+9×1$
   $= −49+9$  $= −40$
   
   
5. ​$=\dfrac{−12}{−4−8}$
   $=1$
   
   
6. $=−8+10+7×(−1)$
   $=2−7$
   $=−5$
   
   
7. $=−7×16$
   $=−112= -112$