1、川教版英语课件4下unit-3-lesson-4-welcome-to-the-dog-show-课件eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteententwentythirtyfortyfiftysixtyseventyeightyninetyOne plus one is two.One plus one is .One plus is two.two plus one2+1=3is threeTwo plus two is .Two plus two is four.Five plus one is
2、.Five plus one is six.five plus twois seven=7-Whats 5 plus 7?-Its 12.-Whats 12 plus 25?-Its 37.11+44=55Eleven plus forty-four is 55.8+1=9Eight plus one is nine.four minus oneis three.-Whats 15 minus 9?-Its 6.-Whats 12 minus 7?-Its 5.25-12=13Twenty-five minus twelve is thirteen.18-11=7Eighteen minus
3、eleven is seven.Can you say it in English?Can you say it in English?Can you say it in English?Yes,I can.Four plus two is six.Can you say it in English?Can you say it in?Can you it in English?Can say it in English?Can you say in English?Can you say it English?you say it in English?Can you say it in English?Can you say it in English?Can you say it in English?Yes,I can.Twenty minus eleven is nine.20-11=9Count and say.1.12+_=212._-25=113.28-15=_4._+35=99Twelve plusis twenty-one.9361364Homework:自己写四个算术题，并用对话表示出来：例：11+23=34Can you say it in English?Yes,I can.Eleven plus twenty-three is thirty-four.
