因为30÷5=6,则6×5=30,5×6=30,30÷6=5,故答案为:6×5=30,5×6=30,30÷6=5.
6×5=30,5×6=30,30÷6=5 因为30÷5=6,则6×5=30,5×6=30,30÷6=5,故答案为:6×5=30,5×6=30,30÷6=5.