☆650÷8= ☆
68×35= 96×87=
0.125×16= 1.04×5= 7×12÷7×120=
18.8×20%= ×0.55= 123+﹣123+=
①0.4x=3.6
②x﹣x=70
③1.6:x=0.8:0.4
④=