1÷= = 1.1+0.11= 2.4×50%= 0.24÷0.8=
= 8×= 10﹣0.99= 0.22= 4×25%÷4×25%=
4321+500= 13.2-5.2= × = 0.2×1.4=
8÷25%= + = 2.4÷ = ÷ =
5.63-3= 0.5× = +0.75= 3.6÷60%=
4× ÷4× = 0.22= 0.25×16= 0.1+99×0.1=
7.6+2.4= 9.8﹣1.9= 1﹣35%= =
= 32×25%=
12.34×9+0.05=111.11
123.45×9+0.06=1111.11
×9+=
=10-6
=4
2×10-6×2
=20-12
=8
3×10-6×3
=-
=
×10-6×
0.8×5= 3.6+1.4= = =
= 0×75%= 4.8÷24= 90×30%=
5升30毫升=升 3.05千克=克
公顷=平方米 2时20分=时