:125X64X25X5
=125*8*4*2*25*5
=(125*8)*(4*25)*(2*5)
=1000000
345X2+345X3+345X5=345X(2+3+5)=345*10
97X125+3X125-20X125=( 97+3-20 )X125=90*125
56X37-56X22-56X5=( 56 )X(37-22-5 )=56*(10)
希望能够帮助你!
:125X64X25X5
=125*8*4*2*25*5
=(125*8)*(4*25)*(2*5)
=1000000
345X2+345X3+345X5=345X(2+3+5)=345*10
97X125+3X125-20X125=( 97+3-20 )X125=90*125
56X37-56X22-56X5=( 56 )X(37-22-5 )=56*(10)
希望能够帮助你!