57-8×3= 9×3-7= 40-1×3= 82+1×4= 36÷6+87=
36÷6+19= 9×6+23= 4×3-10= 42÷7+41= 5×8+39=
4×4+42= 59+14÷2= 72-54÷9= 56+8×3= 68+21÷7=
57-8×3= 9×3-7= 40-1×3= 82+1×4= 36÷6+87=
36÷6+19= 9×6+23= 4×3-10= 42÷7+41= 5×8+39=
4×4+42= 59+14÷2= 72-54÷9= 56+8×3= 68+21÷7=