王大婶今年养了9只鹅,225只鸭.鸭的只数是鹅的多少倍?
直接写出得数= 1.2×0.3= 2.5×0.4== = =
直接写得数:①66×2.011+0.34×201.1= 201.1②÷18= ③0.805÷0.7= ④(3.6××1.2)÷(1×2.4×0.18)= ⑤4270÷14+305×99= 30500⑥100﹣58.3÷3﹣6×13.4= ⑦(2×5×7)×()= 59⑧= .
67÷11=
直接写得数305﹣199= 2.5×= = =32﹣1= 8×34×1.25= 15÷= =
直接写出得数.(2+)×5= 100÷100×4﹣0= 5.8×101=3÷= 1÷0.01+1÷0.01= 6﹣+=