523﹣23×7
4.97+6.38+5.03﹣4.38
60×()
×3.2+5.6×0.5+1.2×50%
()÷
÷3=
×15=
1+2%=
+ × =
2- =
×75%=
×4× =
×9÷ ×9=
请你根据以上信息,算一算这条公路长多少米?并画出线段图。
用水量(吨)
0
2
4
6
…
水费(元)
5
10
15
0.99+0.1= 0.35× = 0.75÷75%= 3.14×82=
2.7- = ÷8= 15×6÷15×6= ÷ ×0=
1-0.92= - = ×3.2= ÷ ×5=
3.5+4.28= × = ÷ = 99×0.9+0.9=