解答:
5×4×4×2×5×25×5
=(5×2)×(4×25)×(4×5×5)
=10×100×100
=100000
解:原式=(5×4×5)×(2×5)×(4×25)
=100×10×100
=100000
5×4×4×2×5×25×5
=20x4x25x5x5x2
=20x100x25x2
=100x20x50
=100x1000
=100000
希望对你有帮助
(5*4)*[4*{(2*5)*25}*5]=100000
5×2×4×25×4×5×5=10000