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(3/8+1/27)x8+19/27 简便计算

(3/8+1/27)X8+19/27 =3/8X8+(1/27X8+19/27) =3+1 =

=3+8/27+19/27 =3+1 =4

8×(3/8+1/27)+19/27 能简便要简便 8×(3/8+1/27)+19/27 =8

27/5x(8/5-1/3)×5/19简便运算 =27/5x5/19x(8/5-1/3) =27/1

(八分之三加二十七分之一)×八加二十七分之十九 =八分之三×八+二十七分之一×八+二十七分之十九

(3/8+27分之一)乘8+19/27按顺序 =3/8 ×8+27分之1×8+27分之19 =3

(8分之3+27分之1)×8+27分之9 =8分之3×8+27分之1×8+27分之9 =3+8/

-3/2 .

(3/8+1/27)x8+19/27 =3/8x8+1/27x8+19/27 =3+(8/27+19

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