王师傅家的厨房地面是个边长为3米的正方形,打算在如下两种地砖中选一种来铺厨房地面,选哪种砖便宜?
直接写出得数
(1)40×=(2)
﹣
=(3)
×
=(4)
÷10=
(5)﹣1÷6=(6)4.8÷12%=(7)39+26=(8)0.32=
(9)3﹣2.7=(10)52=(11)0.54÷0.9=(12)1﹣4%=
(13)280÷35=(14)5.4÷0.27=(15)×
=(16)30×10%﹣0.3=
(17)12×4÷12×4=(18)2+0.6=(19)383﹣98=(20)26.26÷26=
(21)4.57+6.43=(22)3.14×32=(23)7.9×11﹣7.9=(24)0.1×30%=
(25)2÷1%﹣2=(26)3.6÷0.036=(27)7÷19=(28)3.7×0.1%=
(29)0.99×9+0.99=(30)100×0.1%=
直接写出得数. +
=
×6= 270÷1= 2÷
=
5﹣0.25= 4.5×100= 2.4+1.6= 7÷0.25=
0×103= 18+15= 12.56÷3.14= 130×7=
1.2÷2%= 0.75×8= 0.33=×45=
3.14×7= 3.14×0.8=×
= 64÷0.4=
+
=
﹣
= 1.4÷0.2= 0.9﹣
=
+
= 0.32+3.2=
+
+2= 2.4×5=
×
÷
×
= 1.3×0.8×12.5=
甲数的75%是48,乙数比48少,乙数比甲数少百分之几?
直接写得数.
3.6+5.4= 650﹣100= 0.008×1000= 70÷0.01=
2.8×0.5= 25÷= 8.1÷0.03=
+3=
×
=
﹣
= 1÷
=
×
=
+
+
=
×0.25=
﹣0.6=1﹣7%=
直接写出下面各题的结果.
56+37= 80﹣16= 31.5+5= 12﹣1.1=
1.2×0.2= 2.87÷0.7==
=
30÷50= 25×8==
=
12× 1÷
= 0×
=
×2÷
×2=