Solve {l}{50+457}{80+60}{1180+450}{+170+65}

$$\left. \begin{array} { l } { 50 + 457 } \\ { 80 + 60 } \\ { 1180 + 450 } \\ { + 170 + 65 } \end{array} \right.$$

Sort

$$140,235,507,1630$$

Solution Steps

Add 50 and 457 to get 507.

$$sort(507,80+60,1180+450,170+65)$$

Add 80 and 60 to get 140.

$$sort(507,140,1180+450,170+65)$$

Add 1180 and 450 to get 1630.

$$sort(507,140,1630,170+65)$$

Add 170 and 65 to get 235.

$$sort(507,140,1630,235)$$

To sort the list, start from a single element 507.

$$507$$

Insert 140 to the appropriate location in the new list.

$$140,507$$

Insert 1630 to the appropriate location in the new list.

$$140,507,1630$$

Insert 235 to the appropriate location in the new list.

$$140,235,507,1630$$

Evaluate

$$507,\ 140,\ 1630,\ 235$$