1、Unit 3 Lesson 4 Welcome to the Dog Showtwo plus one2+1=3is threefive plus twois seven=7-Whats 5 plus 7?-Its 12.-Whats 12 plus 25?-Its 37.11+44=5511 plus 44 is 55.8+0=88 plus 0 is 8.four minus oneis three.-Whats 15 minus 9?-Its 6.-Whats 12 minus 7?-Its 5.25-12=1325 minus 12 is 13.18-11=718 minus 11 i
2、s 7.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 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.9361364
