. .
-优选
824÷4×3 〔601-246〕÷5 201+232-365
= = =
= = =
〔25+38〕×15 〔59-187〕÷3 1500-125×8
= = =
= = =
25×8×9 〔601-246〕÷5 201+232-365
= = =
= = =
(25+33) ×26 2+3×56= 63×147-198=
= = =
= = =
735-35×12= 540÷(65-59) 789-13×45
= = =
= = =
22×4＋221 21×3＋410 40÷2＋174
= = =
= = =
147＋72÷8 9×4＋420 2×80÷4
= = =
= = =
120×5÷2 202＋36÷930÷5＋240
= = =
. .
-优选
= = =
81÷9＋877 66×5+774 921+7×4
= =
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