UNIT 3 LET'S DO MATH LESSON 18.ppt

《UNIT 3 LET'S DO MATH LESSON 18.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、UNIT3LET’SDOMATHLESSON1847Readandmatch3658669182sixty-sixforty-sevenfifty-eighteighty-twoninety-onethirty-six45Readandmatch6459733824sixty-fourforty-fiveseventy-threefifty-ninetwenty-fourthirty-eight69Readandmatch3376899749seventy-sixforty-ninesixty-nineeighty-nineninety-seventhirty-t

2、hree57Readandmatch2648859471ninety-fourtwenty-sixfifty-seveneighty-fiveseventy-oneforty-eight28Readandmatch3479998350fiftyeighty-threeseventy-ninetwenty-eightninety-ninethirty-fourPractice1.48-27=?Forty-eightminustwenty-sevenis______.2.59-43=?Fifty-nineminusforty-threeis______.Eighty-

3、fiveminusfifty-sixis______.3.81-56=?twenty-onesixteentwenty-fivePractice36-19=?Thirty-sixminusnineteenis______.2.62-13=?Sixty-twominusthirteenis______.Ninety-nineminussixty-sixis______.3.99-66=?seventeenforty-ninethirty-threePractice1.53-25=?Fifty-threeminustwenty-fiveis______.2.79-43

4、=?Seventy-nineminusforty-threeis______.Fifty-oneminusnineteenis______.3.51-19=?twenty-eightthirty-sixthirty-twoHomework:回家让爸爸或者妈妈出几道减法算术题给你做一做。