它400÷t它÷43t×6t它6t它×(t0+4)一6×34+一6×6t它t6-(634+tt6)6t×(3t4-t4它)÷t6.-数学

题目简介

它400÷t它÷43t×6t它6t它×(t0+4)一6×34+一6×6t它t6-(634+tt6)6t×(3t4-t4它)÷t6.-数学

题目详情

它400÷t它÷43t×6t它6t它×(t0+4)
一6×34+一6×6t它t6-(634+tt6)6t×(3t4-t4它)÷t6.
题型:解答题难度:中档来源:不详

答案

(1)7400÷27÷4,
=7400÷(27×4),
=7400÷100,
=74;

(2)七2×127,
=4×8×127,
=4×(8×127),
=4×1000,
=4000;

(七)127×(20+8),
=127×20+127×8,
=2700+1000,
=七700;

(4)76×七8+76×62,
=76×(七8+62),
=76×100,
=7600;

(7)726-(1七4+226),
=726-226-1七4,
=七00-1七4,
=164;

(6)12×(七24-287)÷26,
=12×七9÷26,
=768÷26,
=18.

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