问题
解答题
找出下面算式的规律,并利用规律继续编四道题,直接写出得数.
1×8+1=
12×8+2=
123×8+3=
1234×8+4=
______×______+______=______
______×______+______=______
______×______+______=______
______×______+______=______.
答案
1×8+1=9,
12×8+2=98,
123×8+3=987,
1234×8+4=9876,
12345×8+5=98765,
123456×8+6=987654,
1234567×8+7=9876543,
12345678×8+8=98765432.
故答案为:12345,8,5,98765;123456,8,6,987654;1234567,8,7,9876543;12345678,8,8,98765432.