①35124+245167=
②9125467-564621=
③564621×9=
④5654869+25461-12456=
⑤26544×5+65012=
⑥564879亿-124569亿=
⑦254618万+564789万=
⑧6523145×6-123456=
⑨5641287×5=
⑩124659879-25641+65874=
⑪567×89+345 =
⑫689+8544÷89 =
⑬907-2295÷27 =
⑭2352÷(387-363) =
⑮1792÷(448÷16) =
⑯178×(3087÷49) =