"8点6除以3点3"...8点6除以3点3
"8点6除以7点7"...8点6除以7点7
"8点6除以7等于几"...8点6除以7等于几
"8.74除以6点2"...8.74除以6点2
"8点7除以67除以2点3等于几"...8点7除以67除以2点3等于几
"八点六除以十"...八点六除以十
"8点6除以7点4"...8点6除以7点4
"8点6除以7点3"...8点6除以7点3
"8点6除以7点5"...8点6除以7点5
"8点6除以7点4等于几"...8点6除以7点4等于几