m2 800mL=L
0.23= 7.8+0.8= 12÷0.4=
4×0.25= 1.25×5×8= 7.6×8+2.4×8=
开放时间:8:30~16:30
票价:成人35元,儿童25元
0.56÷0.8= = = =
5×( )= 30×= 0.53= 3﹣=
÷3= 1+40%=
:8= 0.62= 0.8×0.25= 10-0.01= ( )×0.4=1