试题详情
口算
①15+24= ②8×0=
③38-15= ④33×3=
⑤76-26= ⑥530+300=
⑦8×600= ⑧13×2=
⑨760-440= ⑩29+11=
⑪212×3= ⑫100-34=
⑬8×70= ⑭6000-1000=
⑮41×6= ⑯160+240=
⑰300-100= ⑱43×3=
⑲209×7= ⑳305+234=
㉑63÷7= ㉒2×500=
㉓5×140= ㉔540-120=
㉕220+280= ㉖91+7=
㉗700-300= ㉘2×64=
㉙65-12= ㉚47+33=
㉛59×4≈ ㉜3×119≈
㉝
+= ㉞
1-= ㉟
+= ㊱
+= ㊲
7×8+8= ㊳
360-20×3= ㊴
46-48÷8= ㊵
54÷(500-499)=
知识点
参考答案