数一数与乘法完整版

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1、数一数与乘法一、数松果同学们数一数3.1.1×5=5或5×1=52.2×5=10或5×2=103×5=15或5×3=15我们边算边整理吧！1×5=55×1=52×5=105×2=103×5=155×3=154×5=205×4=205×5=255×5=256×5=305×6=307×5=355×7=358×5=405×8=409×5=455×9=45一五得五二五一十三五十五四五二十五五二十五五六三十五七三十五五八四十五九四十五填一填5×3=155×9=455×1=55×4=201×5=52×5=108×5=

2、406×5=304×5=207×5=355×5=255×2=103×5=15乘数乘号乘数等号积3×5读作3乘5填一填：..........051020152530403555555555算一算一共有多少个圆环？（3）（5）=（15）（只）×5x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=二、摘桃子5x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10

3、5x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10205x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=1020155x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=102015355x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5

4、x6=5x8=7x5=5x3=2x5=1020153555x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=102015355455x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10201535545405x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10201535545

5、40255x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=102015355454025105x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10201535545402510355x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=1020153554540251035155x

6、2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10201535545402510351540305x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=1020153554540251035154030205x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=1020153554540

7、25103515403020455x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=10201535545402510351540302045305x2=3x5=5x7=1x5=9x5=8x5=5x5=4x5=6x5=5x9=5x4=5x6=5x8=7x5=5x3=2x5=1020153554540251035154030204530=5153×=385+4×5○915○5＋5＋530○5×67×5○369×5○5×95×5○5＋

8、5＝＜＝＞＞＝成人：5元学生：3元买5张学生票买2张成人票和1张学生票买2张成人票有19名学生,5顶帐篷能住下吗?有38块饼干,每人能分到8块吗?今天我们学会了什么？小结今天我们学会了乘法口诀，并能解决简单的乘法问题。家庭作业1.背诵课本第十九页。2.做完配套练习。再见