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电视广告 PowerPoint PPT Presentation


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北师大版四年级数学下册. 电视广告. 溪湖区黑金小学 李林林. 温故知新!. 计算下列各题: 23÷ ( 27-4 ) = 78×[56÷(72÷9)]= 90 ÷34+26×7= 23+(54-78 ÷9)=. 某公司在地方电视台黄金档插播一条 30 秒的广告,宣传自己的产品,每天播出一次,连播两周共付人民币 35.7 万元,平均每秒多少元?. 35.7÷ ( 14×30 ) =35.7 ÷420 =0.085 (万元)

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电视广告

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6628521

2327-4= 78[56(729)]=

90 34+267= 23+(54-78 9)=


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3035.7

35.71430

=35.7 420

=0.085

0.085=850

35.71430

=2.5530

=0.085

0.085=850


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5.42.74 9.4[0.96 (5.4 0.9)]

52 6.5+260.37 1.6(2.25+10.51.5)


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385.5

1.10


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903.6-1.8 3.60.4-1.25

3.47.83.9 0.36[(6.1-4.6) 0.8]


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2.5

35.00

3.5

48.30


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5.2

128.16


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