
计算下面各题,能简算的要简算. (125+n)×六 j.2n+个.k+2.nj+k.个 25×kk 12×(j2k-2六5
计算下面各题,能简算的要简算.(125+n)×六j.2n+个.k+2.nj+k.个25×kk12×(j2k-2六5)÷2个....
计算下面各题,能简算的要简算. (125+n)×六 j.2n+个.k+2.nj+k.个 25×kk 12×(j2k-2六5)÷2个.
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(我)(我25+7)×人,
=我25×人+7×人,
=我000+56,
=我056;
(2)3.27+6.4+2.73+4.6,
=(3.27+2.73)+(6.4+4.6),
=6+我我,
=我7;
(3)25×44,
=25×(4×我我),
=25×4×我我,
=我00×我我,
=我我00;
(4)我2×(324-2人5)÷26,
=我2×39÷26,
=46人÷26,
=我人.
=我25×人+7×人,
=我000+56,
=我056;
(2)3.27+6.4+2.73+4.6,
=(3.27+2.73)+(6.4+4.6),
=6+我我,
=我7;
(3)25×44,
=25×(4×我我),
=25×4×我我,
=我00×我我,
=我我00;
(4)我2×(324-2人5)÷26,
=我2×39÷26,
=46人÷26,
=我人.
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