如题所述
第1个回答 2021-05-17
53+306x18x24
=53+300x18x24+6x18x24
=53+129600+2592
=132245
=53+300x18x24+6x18x24
=53+129600+2592
=132245
第2个回答 2021-05-17
53+306x18×24
=53+306x9x2x24
=53+306x9x48
=53+306x432
=53+(300+6)x432
=53+129600+2592
=129600+2645
=132245
=53+306x9x2x24
=53+306x9x48
=53+306x432
=53+(300+6)x432
=53+129600+2592
=129600+2645
=132245