387+102= 4.8× = 18.6-5.6= 0.25×39×4=
9.6+0.1= + = 32×125%= ×8+ =
+= ﹣= 3.5×= 2÷0.5=
460-290= 25×4= 10.4+6= 4÷5=
19×20%=