36+48= 9.2-4.6= 560÷10= 12.5÷0.5=
- = 56× = 0.32= 2021×0.125×8=
①2x﹣4×0.5=4
②:=x:
1.5÷0.05= 8÷0.001= 2.2+8= 31.9-3.09= 3×4÷3×4=
× = 5- + = × = 0.12= 1÷ - ÷1=
4321+500= 13.2-5.2= × = 0.2×1.4=
8÷25%= + = 2.4÷ = ÷ =
70×5=
0.6÷0.1=
23.2+6=
32+22=
=
30×20%=
1÷3=
+1 ÷1 8.99×9.9990
①1204+879+121
②74×60%+×25+0.6
③1.2÷×(0.6﹣)
④×[﹣(+)]