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各位家长、老师莅临指导!

各位家长、老师莅临指导!. 欢迎. 倍的认识. 我是计算天才. 6×2= 1×1= 3×4= 4×4= 5×3= 3×2= 6×6= 1+5= 4×5= 3×7= 2×6= 1×6= 5+6= 4×7= 3+6= 3×3= 6+6= 6×2= 7×6= 5×5=. 我能行. 1 、 4+4+4+4+4 写成乘法算式是( )或( )。

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各位家长、老师莅临指导!

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  1. 各位家长、老师莅临指导! 欢迎

  2. 倍的认识

  3. 我是计算天才 6×2= 1×1= 3×4= 4×4= 5×3= 3×2= 6×6= 1+5= 4×5= 3×7= 2×6= 1×6= 5+6= 4×7= 3+6= 3×3= 6+6= 6×2= 7×6= 5×5=

  4. 我能行 1、4+4+4+4+4写成乘法算式是( )或( )。 2、3个3相加的和是( );2个6相加的和是( )。 3、3个6是( );5个3是( )。 4、2乘7的( );4乘6得( )。 5、一个因数是5,另一个因数是7,它们的积( )。

  5. 1个4根 2个4根 可以说成4的2倍 3个4根 可以说成4的3倍

  6. 第二行摆几个? 该怎样摆呢? 第一行摆: 是第一行的3倍 第一行摆: 第二行摆3个2,2×3=6。

  7. 鹅: 7只 ?只 岸边有7只鹅 鸭的只数是鹅的2倍 鸭子: 7×2=14(只) 2×7=14(只) 答:鸭子有14只。

  8. 12 的三角形是 的4倍, 有( )个。 的圆片是 圆片的5倍, 有( )个。 20

  9. 列式计算 1、5的7倍是多少? 2、6的4倍是多少? 3、教室里有6个黄气球,红气球的个数是黄气球的 3倍,红气球有多少个?

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