74×25+25×52÷2怎么简便计算?
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74×25+25×52÷2怎么简便计算?74×25+25×52÷2怎么简便计算?74×25+25×52÷2怎么简便计算?74×25+25×52÷2=25×(74+26)=250074×25+25×52
74×25+25×52÷2怎么简便计算?
74×25+25×52÷2怎么简便计算?
74×25+25×52÷2怎么简便计算?
74×25+25×52÷2=25×(74+26)=2500
74×25+25×52÷2
=74×25+25×26
=25×(74+26)
=25×100
=2500
25(74+52-2)
25X(74+52/2)=25x100=2500
=(74+52➗2)*25
=(74+26)*25
=100*25
=2500