104x31最简便的方法计算
104x31用最简便的方法计算 -
104x31 =31*(100+4)31*100+31*4 =3100+124 =3224
104x31 =31*(100+4)318100+31*4 =3100+124 =3224
104x31 =31*(100+4)31*100+31*4 =3100+124 =3224
104x31 =31*(100+4)318100+31*4 =3100+124 =3224
104x31 =31*(100+4)318100+31*4 =3100+124 =3224
回答:把104fj分解成100+4。100×31+31×4
104x31最简便的方法计算 -
原式=(100+4)x31 =100x31+4x31 =3100+124 =3224 供参考。
=(100+4)31=100*4+4*31
104x31简便计算 -
您好,您的答案是:104×31 =(100+4)×31 =100×31+4×31 =3100+124 =3224
您好,您的答案是:104×31 =(100+4)×31 =100×31+4×31 =3100+124 =3224
104x31 25x24,的简便方法? -
104x31 =100x31+4x31 =3100+124 =3224 25x24 =25x20+4x25 =500+100 =600