口算。-E(@:z;h(k4z'{5b,S9L6m)h.z
3×8÷6=1F+|4b3K,?2] 42÷6×9=*L5V'x)H)b 14÷7×9=0e1J3s*r-^;I8o5o/h;b+^+c3l-E(@:z;h(k4z'{5b,S9L6m)h.z
6×6÷4=4\2Z.B:V7e9@ 56÷7÷2=9p'L6M:U)[-f 40÷8+13=.Z1]*F*x0~9x-E(@:z;h(k4z'{5b,S9L6m)h.z
54÷9÷2=-P't:D1f7i2f0s.@9Q5T*}5S1x 64÷8×5=0H-S3H4P*V 27÷3×8=:U5g4P1c)_2y*a/G-E(@:z;h(k4z'{5b,S9L6m)h.z
72÷8+16=(R(q9?;j 25÷5×9=*e5S9o 24÷4+18=8^;J1|8i6P8L,{1L1B9q*D-E(@:z;h(k4z'{5b,S9L6m)h.z