2.51×10= 2.63×10= 0.645×1000= 0.03×100= 4.03÷10=
7÷100= 63.5÷1000= 5.63×10÷100= 0.1÷100= 1.02×10=
2.1÷1000= 0.56÷10×1000=
1﹣65%= 1﹣1÷6= 0.32= 40×5%=+
= 25%÷
= 1﹣
+
= 0.125×0.125=
看谁算得快×
=
×
÷
×
= 0.35×99=
÷
=
79﹣0.79=+
= 10÷1%= 32×1.25%=
直接写出得数.×
=
=
1.25×0.16×8= 2.6﹣1.7=
44÷=
×
=
×
×
=
=
×16+
×16= 0.6+99×0.6=
直接写得数.
(1)×
=(2)
÷
=(3)45×
=(4)1﹣0.99=(5)20×5.5=
(6)0.5×(2.6﹣2.4)=(7)×8﹣8×
=(8)
÷2÷
=(9)5﹣1.4﹣1.6=(10)
×
×
=
直接写出得数.×4= 0.8÷0.01= 0.6÷
= 0.37+2.73=
+
=
÷2= 112= 20×5.5=