"6800除以4"...6800除以4
"68000除以40等于几"...68000除以40等于几
"6800除以四百"...6800除以四百
"6800除以25除以4"...6800除以25除以4
"688除以四十"...688除以四十
"6800除以34"...6800除以34
"6800除以六十"...6800除以六十
"6800除以八十"...6800除以八十
"680除以49"...680除以49
"6800除以三十"...6800除以三十