"1440除以7"...1440除以7
"1440除以70等于几"...1440除以70等于几
"14400除以76等于几"...14400除以76等于几
"770除以十四"...770除以十四
"1470除以49"...1470除以49
"1440除以四十"...1440除以四十
"147除以七十"...147除以七十
"1400除以七十"...1400除以七十
"142除以七十"...142除以七十
"1440除以72"...1440除以72