题文
直接写得数.
①3451÷17×(323﹣299)=
②22.9×7.34+2.29×26.6=
③
﹣(
﹣
)= 15
④48.48﹣
+
﹣36.45=
⑤〔1,9﹣1.9×(
﹣1.9)〕÷
= .
直接写得数.
①3451÷17×(323﹣299)=
②22.9×7.34+2.29×26.6=
③
﹣(
﹣
)= 15
④48.48﹣
+
﹣36.45=
⑤〔1,9﹣1.9×(
﹣1.9)〕÷
= .
试题篮
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