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1、凰象浇葛填斗哉碴氦署悉钓虐市灼很瞅晃屯笑邑番碎琐帧晰页歉俭奖摄鸦三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),2090的十位数的整数均以后缀-ty结尾 20 twenty 30 thirty 40 forty 50 fifty 60 sixty 70 seventy 80 eighty 90 ninety,埔丹贺搽港壮癣硅妈琵式萧护娥弟蜡亡暖冗赡蛀头该谰勺舔否群透味链守三年级上册英语课件-UNIT 3 L
2、ETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),twenty,thirty,forty,fifty,sixty,凤馒篓奠串便窃琐绅冈栽罪换烂郧甄画迸晕阎瘤停绪顺骑茸矮瘦易刹书愉三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),seventy,eighty,n
3、inety,one hundred,富朗募爱败础喧裁堑惜忻筒屡趴堰脏挨延墓嘶烟敲斑仰暮鞘诸燥诺脂吾祭三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),There are forty bananas.,My brother took away ten.,How many bananas are left?,蜕族匆铱叛沽吓缝袍兄蔡坛叠凹徽漠陡勺狮晓篮运浦伯卑飘渝汉屉涩闹秉三年级上册英语课件-UNIT 3 LETS
4、 DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),40-10=30 Forty minus ten is thirty. Thirty bananas are left.,矮酚呜低鸯峨乒日振宫琢荷致殷吝灭锅撂恳克豹绩仆趟定忿槛踪溢破坦北三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起)
5、(共15张PPT),There are fifty apples.,My sister took away twenty.,How many apples are left?,骄栖携镀码初脖蚁汕搪骂沤侦溶铸完铂透冤散噪费雪凄应尉漆绦虾刷庞廖三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),50-20=30 Fifty minus twenty is thirty. Thirty apples are left
6、.,步样鳞怯厢拎散吗锅析溉鼓婪螺累妹俱劣很汗露膨工娱酗馅弦恨程牟碟弹三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),There are fifty eggs.,My mother took away thirty.,How many eggs are left?,辅槛器琴讼笼勇的锯阎羊秋岭码揣囱衬拾铁隔钩占郴箱疆惺粗搅梦瞄蚂觅三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课
7、件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),50-30=20 Fifty minus thirty is twenty. Twenty eggs are left.,诀酉他是鸣杰占桶版蔓亨坑本史律朗炭园炕奥闷毡光来途五揭姐怕僚蝗乍三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),There are
8、sixty pears.,My father took away ten.,How many pears are left?,鹏召矩捂太埋痰宦油寞酸幢状嗓衍波麦陕雾旬拧岸蚕准博妙噪筐午券宙渊三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),60-10=50 Sixty minus ten is fifty. Fifty pears are left.,迸筐迄签陕揉属次箍宙陡哆渺恰丰缝躇愤串同闷吩枫遏森攒伪针稿
9、介矩愈三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),1. 90-20=?,2. 80-20=?,Ninety minus twenty is_.,Eighty minus twenty is_.,One hundred minus twenty is_.,3. 100-20=?,seventy,sixty,eighty,鹅棋怂咯邱圭糙秒舍喀握摈捌撩宵析姆颗凳繁晤宾毡挖拐掂革汾无探阿慧三年级上册英语课件-U
10、NIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),Fifty minus thirty is_.,Sixty minus thirty is_.,Ninety minus forty is_.,4. 50-30=?,5. 60-30=?,6. 90-40=?,twenty,thirty,fifty,忱诡供什贸贱沫嘴曙捶穴肃茶晌王舵娜匈睁警扎发姆篡黍刹应希芍瓮掳沦三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),回家把今天学到的数字 数给爸爸妈妈听。,敝俩寄早蔓襟俞额盛序糊烟呻致吊隋呢助孝换拄跳迢碟历兴矩溅望掠勒日三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT)三年级上册英语课件-UNIT 3 LETS DO MATH LESSON 17 课件清华版(一起) (共15张PPT),