PuZhanRuy

This is a game.The functions are:
1.Enter values in two input boxes so that the total value of the number on the left side of the lever is equal to the total value of the number represented by the image on the right side of the lever.
2.（The rectangular image above represents the sum of numbers）*（The single number on the right）-（Below represent the sum of numbers）= ？
3.（The image above the lever represents the sum of numbers）-（Number below the leverage）= ？