幼小衔接数学每日一练，10以内数的组合分解80页，一年级不费妈

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关彦甘827妈妈买回一些水果,苹果和梨一共有8个,桔了和梨一共有17个苹果和桔子比,谁多?多几个?(小学一年级数学) -
终洋紫13337167194 ______ 17-8=9,因为梨的数量相同,实则是求桔子比苹果多的.望采纳.

关彦甘827幼儿园17 - 8怎么算简单 -
终洋紫13337167194 ______ 17-8 可以这么算7+1=817-7=1010-1=9

关彦甘827小学一年级题目有25只花8只插一瓶可以插几瓶算式怎么列? -
终洋紫13337167194 ______ 因为一共有25支花,八只花插一瓶,也就是说,把25支花八个分成一组,用25÷8就行了,25÷8=3余1,也就是说,可以插3瓶,还剩下一支花

关彦甘827一年级数学16 - 8,8可以分成哪两个数 -
终洋紫13337167194 ______ 一年级数学16-8,8可以分成哪两个数? 先说:16是由一个十,六个一组成.(孩子都带来小木棒,每10根捆一捆,16,是由一个整捆和6根散的小木棒)8分成6和2,先减去6根,再从整捆减去2,等于8

关彦甘827小学一年级17 - 8 - 3=用连减法怎么做 -
终洋紫13337167194 ______ 17-8-3=9-3=6

关彦甘827小学一年级数学17 - 9怎么算最简便 -
终洋紫13337167194 ______ =17-(7+2) 【凑整】 =17-7-2 =10-2 =8

关彦甘827小学一年级数学8和9的分解组成口决是怎样的,急求好心人回答谢谢. -
终洋紫13337167194 ______[答案] 8可以分成1和7,1和7组成8;8可以分成2和6,2和6组成8;…… 9可以分成1和8,1和8组成9;9可以分成2和7,2和7组成9;……

关彦甘827一年级数学下册怎么拆减法16 - 7 -
终洋紫13337167194 ______ 16-7 =(10+6)-7 =(10-7)+6 =3+6 =9

关彦甘827小学一年级,妈妈带了25元钱买书,每本8元,可以买几本书?没学过除法怎么 -
终洋紫13337167194 ______ 小学一年级,妈妈带了25元钱买书,每本8元,可以买几本书?没学过除法怎么算?答:用加法计算.1本书8元2本书8元+8元=16元3本书8元+8元+8元=24元4本书8元+8元+8元+8元=32元 而妈妈自带了25元,24元<25元<32元 那么妈妈就只能买3本书.

关彦甘827小学一年级数学18 - 9怎么分解? -
终洋紫13337167194 ______ 18一9=10-9+8 =1+8 =9