8,2,6,9,4,5,10,3,7,7,1,6,10,4,6,1,3,1,5,呦,停车场里又出现问题了,汽车怎么开不走呢?你能帮助他们找对钥匙吗?,303,724,1053,724,练一练,练一练,2、3、5、8,练一练,+,=,+,=,看图列算式。,练一练,=,=,看图列算式。,练一练,练一练,1、看图填数。,?,1,8,?,5,3,10,7,7,练一练,练一练,练一练,横行、竖行上的数相加,各得多少?,3,2,1,5,4,( ),( ),( ),( ),( ),( ),( ),( ),1,6,3,4,3,2,2,1,5,8,8,10,8,9,8,9,10,看谁算对又快,考考你,