试题 试卷
题型:单选题 题类: 难易度:容易
【5星学霸】数学三年级上 第10单元 3分数的初步认识
20×4= 900﹣300= 11×5= 300×5=
42﹣22= 19+30= 700+2l6= 330×2=
﹣ = + = + = ﹣ =
52-19 = 560÷7= 17×5 = 84÷6 =
600÷2 = 0×46 = 80÷5 = 300×9 =
+ = - = + = - =
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