1.5;0.3;-0.9;-1.6
2.5×8=
4.5×0.07=
14÷0.125=
1.2÷4÷0.25=
0.25÷0.5=
9.1×0.3=
19.8÷3.3 =
0.99×0.25×40=
0.56÷0.8=
8+2.4=
7.2÷9=
0.7×0.9=
2.1-0.5=
3.4÷0.1=
25×0.4=
21.3÷3=
1.5÷0.3=( )
15.3×1.115.3,4.7÷51, , 6.43
1800÷36=50(米)
解决的问愿是:
1800-50×20=800(米)
解决的问题是:
如果小江每分钟走25米,他与小明约好,两人同时从步道两端出发,相向而行,经过几分钟,他俩相遇?
205+97= 3.01﹣0.1= 0.25×3×4= 36×25%=
3×a×a= ×1.6= 4÷25%= 16.4+3.06=
1﹣ ÷ = ( ﹣ )÷ =