0.125×1.7×8= 2-0.53=
2.9×3÷2.9×3=
12: = 7÷1.4=
6﹣0.4=
7.52+2.48=
0.73÷0.1=
0÷×=
15×60=
÷=
4-=
24××
13×40=
6﹣0.6=
0.8×0.5=
186+24=
=
①133+284=
②5﹣3=
③276÷3=
④=
⑤=
⑥9.7﹣4.45=
⑦39×=
⑧=
6.3÷7= 0.8×1.25= = = 5.6÷100= 0.38+0.9=
×12=
0.4﹣0.25=
0.25×4=
42÷ =
1.5÷0.5=
﹣ =
+ =
31×497≈
8.3﹣5.3=
360÷90=
24×5=
1÷0.01=
⑴那么图中小正方形的边长与直角三角形较短直角边的比是。
⑵小正方形的面积是大正方形面积的。
①12.4+5.6= ②640÷8= ③ × = ④16÷ =
⑤5³= ⑥ ⑦ ⑧
460+290= 6-0.4= 15%+20%=
0.32= 0.25×40= 11b-7b=
372÷37≈ 化简比87:29=