找规律填商.884÷13=68 1768÷26=______ 884÷52=______ 442÷13=______

找规律填商.884÷13=68 1768÷26=______ 884÷52=______ 442÷13=______.

因为884÷13=68,
(884×2)÷(13×2)=1768÷26=68;
884÷(13×4)
=884÷13÷4,
=68÷4,
=17;
442÷13
=(884÷2)÷13
=884÷13÷2,
=68÷2,
=34;
故答案为:68,17,34.

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