(黄岩区)修一条30千米的分路,第一周修了全长的,第二周修了全长的,两周一共修了多少千米?
直接填写得数:234+299= 7.8+0.32= 5.6+3.75+6.25= 15.2+89﹣5.2=420﹣280= 6﹣0.45= 99×88+88= 48﹣0÷48=540÷18= 13.2×100= 125×29×8= 6.5+3.5﹣6.5+3.5=160×5= 3.8÷1000= 300÷25÷4= 15×4÷15×4=
直接写得数.35×20%= 13÷39= 4÷0.25= 5.73﹣4= 3﹣3÷6=
直接写出得数:256+198= 0.8+0.72= 10.2﹣5.4﹣4.6= 100÷25×4=720﹣299= 10﹣4.35= 25×37×4= 18×3÷18×3=250×6= 4.68÷100= 101×88﹣88= 7.8+0.2﹣7.8+0.2=480÷16= 1.8×1000= 246﹣46×0= 25+75÷75+25=
直接写得数:0.06×0.25= 0.8×1.25= 10﹣0.01= 8.1÷0.03=3×0.2×0.5= 0.25×16= 0.35÷0.7= 8.4÷0.2+1.6×0.21=7.2×0.3+2.8×0.3= 1.2×0.4+1.3×0.4=
列竖式计算 (1)111.6÷9 (2)0.448÷32 (3)17.6÷18(4)0.035╳2.4 (5)13﹣2.63 (6)7.56+6.89.