= = 3.2-﹣1.25= 5÷-÷5=
= 298÷59≈ 400÷125÷8=
135+398= 5﹣0.5= 0.24×50= 2﹣2÷7=
÷2= 1.25×9×8= += (+)×72=
728﹣299= 0.23= 3.6×25%= 6÷=
8﹣1.3﹣1.7=
+=
÷8=
4--=
+++=
43÷10%=
÷=
××0=
1.25+8.75=
1﹣0.625=
2008× 8.8﹣6.75+9.2﹣0.25
0.24×5=
0.54﹣=
1.2×=
÷0.15=
13.04﹣3.4=
:( )=
5﹣5÷6=
=
8.1÷0.9=
×= 18÷= ÷60%= 5.4×= ÷×=
0.088×100= 10.9+1.09= 3.6÷0.3= 900÷45= +-0.37=
①69×101
②18.5-4.6-5.4
③2.5÷
④
⑤