①38×41=
②240×504=
③2064÷43=
④802÷39=
⑤☆12072+24=
①19×417=
②5100×230=
③703÷19=
④5075÷25=
⑤3708÷52=
①56×65=
②405×78=
③780×140=
④326÷51=
⑤1650÷59=
⑥5841÷83=
①22×34=
②307×54=
③2496÷48=
④☆5870÷29=
(得数保留一位小数)