hasil pengerjaan soal dari 23/4+2-31/2=

Jawab :
23/4+2-31/2 = 5, 75 + 2 - 15, 5
= 7, 75 - 15, 5
= - 7, 75

(23/4 + 2) - 31/2
= (23/4 + 8/4) - 31/2
= 31/4 - 31/2
= 31/4 - 62/4
= -31/4
= -7,75