How could you estimate to get approximate answer for this expression 12.3x {(2 x 1.7)+6}-2 cubed

Question

asked May 18, 2015 143k views

1 Answer

ShaneC · Answer 1 · 2015-05-22T03:29:03+0000

you would first do 2*2 inside the parentheses to get 12.3 time {4+6}-2 cubed
That is 12.3x10, which is 123. 2 cubed is 8, and 123-8 is 115.