问题
解答题
|
答案
152×23=3496;
28×304=8512;
△360×70=25200;
验算:
576÷18=32;
189÷21=9;
△960÷32=30;
验算:
55×42=2310;
740×80=59200;
805×24=19320;
950×12=11400;
.
|
152×23=3496;
28×304=8512;
△360×70=25200;
验算:
576÷18=32;
189÷21=9;
△960÷32=30;
验算:
55×42=2310;
740×80=59200;
805×24=19320;
950×12=11400;
.