54÷9=48÷ , ÷8=63÷7,6×7= ÷1,9× =27×1,заполнить
54/9=48/8 72/8=63/7
6*7=42/1
3*9=27*1
54:9=48:8 72:8=63:7 6*7=42*1 9*3=27*1