填字游戏,迈薇教育张老师,想一想,2+6= 8+7=,2+6+7=,8,+,15,8,15,第一关,下面每条线上都有三个 ,三个 里的数加起来都 等于15,请你在 里填上合适的数,1 + 5 = 6,6 + ( )= 15,11,11,8 + 2 = 10,10 + ( )= 15,5,例1,1,练一练,4 + 5 = 9,9 + ( )= 12,3,7 + 1 = 8,8 + ( )= 12,4,3,4,第二关,例2,10,10,10,2+3=5,4+( )=10,6,1+3=4,5+( )=10,5,1+2=3,3+( )=10,7,12,12,12,4+6=10,10+( )=12,2,4+6=10,10+( )=12,2,4+4=8,8+( )=12,4,练一练,4,4,6,12,第三关,例3,11,15,15,4,7,15,8,12,15,3,15,+ 8 = 1111+( )= 15,4,4,2,练一练,8,7,1,9,1,18,第四关,例4,3 + 1 = 44+( )=8,4,4,2 + 4 = 66+( )=8,2,2,练一练,+ 3 = 76 + 1 = 7,5,1,6,4,3,谢谢,