Question

Prove that : (230 + 229 + 228 ) / ( 231 + 230 – 229 ) = 7/10.

Answer 1

(230+229+228)/(231+230-229)=7/10

687/232 is not equal to 7/10

since the numerator is greater in the L.H.S when compared to  the R.H.S

Answer 2

230+229+228 ÷ 231+230-229

= 687 ÷ 232

it's not equal to 7/10