Write the integer which is $5$ less than $-5$ _____

Complete the given pyramid such that the sum of the integers in any two bricks is equal to the integer in the brick directly above them.

Using just each of the $3$ numbers in the middle only ONCE, how many of the surrounding numbers can you make? You can use any operation $\left(\times , -, ÷, +\right)$

Solve the problems. Color the picture according to the chart. If the answer is: $\left(-100\right)$ and below color Red, $\left(-60\right)-\left(-99\right)$ color yellow, $\left(-20\right)-\left(-59\right)$ color pink, $0-\left(-19\right)$ color green, $1-20$ color Brown, $21-75$ color orange, $75$ and up color blue.