"除以70等于几?"...除以70等于几?
"70除以7等于多少"...70除以7等于多少
"7除以760等于几"...7除以760等于几
"7除以77等于几"...7除以77等于几
"7除以71等于几"...7除以71等于几
"7除以7等于多少"...7除以7等于多少
"7除以79等于几"...7除以79等于几
"七除以七十等于几"...七除以七十等于几
"7除以1×6等于几"...7除以1×6等于几
"7除以9×等于多少"...7除以9×等于多少