1.4×5= 9.8+2.9= 4.3-2.7= 0.25×4=
0.4÷8= 8÷0.02= 23.7-7= 5.4÷6=
1.1×0.8= 4.5+3.8= 0.84×100= 8×12.5=
0.5×2.6= 6.4÷10= 8÷0.5= 3.6÷9=
0.48÷0.04= 2.4÷0.06= 17.3+2.7= 2÷0.5=
①17.6×24-17.6×4
②23.6+23.6×9
③21.5×0.8÷21.5×0.8
④0.125×0.25×0.8×0.4
⑤5.7×9.7
⑥85÷[5×(1.2+0.8)]
12x-6.4×3=0.36