800÷288×72×125用简便方法怎么做
800÷288×72×125
=800×125×72÷288
=100000×72÷(72×4)
=100000×72÷72÷4
=100000÷4
=25000
或者:800÷288×72×125
=800×72÷288×125
=800×72÷(72×4)×125
=800×72÷72÷4×125
=800÷4×125
=200×125
=25000。
800÷288×72×125
=800×125×72÷288
=100000×72÷(72×4)
=100000×72÷72÷4
=100000÷4
=25000
或者:800÷288×72×125
=800×72÷288×125
=800×72÷(72×4)×125
=800×72÷72÷4×125
=800÷4×125
=200×125
=25000。
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