99x38十38脱式计算

於枫喻370899*38+38的简便计算过程用地等式计 -
萧垂标13759009337 ______ 99*38+38的简便计算: 99x38+38 =38x(99+1) =38x100 =3800

於枫喻370899x38十38的简便计算 -
萧垂标13759009337 ______ 99x38十38的简便计算 =99x38+38x1 =38x(99+1) =38x100 =3800

於枫喻370838x99十38脱式. -
萧垂标13759009337 ______ 38*99+38=38*(99+1)=38*100=3800

於枫喻370899*38 38脱或简便计算 -
萧垂标13759009337 ______ 99*38+38=(99+1)*38=100*38=3800

於枫喻370899x38十38的简算 -
萧垂标13759009337 ______ =38*(99+1) =3800

於枫喻370838+99x38简便计算? -
萧垂标13759009337 ______ 38+99x38=38*(1+99)=38*100=3800

於枫喻370899*38+38怎么算? -
萧垂标13759009337 ______ 99x38+38=(99+1)*38=100*38=3800 乘法分配律

於枫喻370899*38+38用简便方法计算 -
萧垂标13759009337 ______ 99*38+38 =( 99+1)*38 =3800

於枫喻370899X38的简便计算 -
萧垂标13759009337 ______ 原式=(100-1)*38 =100*38 - 1*38 =3800 - 38 =3800 - (40-2) =3800 - 40 + 2 =3760 + 2 =3762

於枫喻3708四年级运算定律99x38十38怎么算
萧垂标13759009337 ______ 99x38+38 =38x(99+1) =38x100 =3800