\(42\times53+47+156-47\times114\).

\(=2226+47+156-47\times114\).

\(=2226+47+156-5358\)

\(=2273+156-5358\)

\(=2429-5358\)

\(=-2929\)

  42 x 53 + 47 x 156 - 47 x 114 

= 42 x 53 + 47 x ( 156 - 114 ) 

= 42 x 53 + 47 x         42

= 42 x ( 53 + 47 ) 

= 42 x      100

=     4200

1, 42 x 53 + 47 x 156 - 47 x 114

= 42 x 53 + 47 x ( 156 - 114 ) 

= 42 x 53 + 47 x 42

= 42 x ( 53 + 47 ) 

= 42 x 100

= 4200

2, 53 x ( 51 + 4 ) + 53 x ( 49 + 96 ) + 53 

= 53 x 51 + 53 x 4 + 53 x 49 + 53 x 96

= 53 x ( 51 + 49 ) + 53 x ( 96 + 4 ) + 53

= 53 x 100 + 53 x 100 + 53

= 5300 + 5300 + 53

= 10653

3, 42 x ( 15 + 96 ) + 6 x ( 25 + 4 ) x 7 

= 42 x 15 + 42 x 96 + 42 x 25 + 42 x 4 

= 42 x ( 15 + 25 ) + 42 x ( 96 + 4 )
= 42 x 40 + 42 x 100

= 42 x ( 100 + 40 )

= 42 x 140 

= 5880

Tk mk nha !! ~

42. 53 + 47. 156 - 47. 114 = 42.53 +47.(156-114)
                                          =42.53 +47. 42
                                          = 42(53+47)
                                          = 42.100     = 4200

53. ( 51 + 4 ) + 53. ( 49 + 96 ) + 53 = 53(51+4+49+96+1)

                                                        = 53. 201        = 10653

42. ( 15 + 96 ) + 6. ( 25 +4 ). 7 = 42. ( 15 + 96 ) + 42(25+4)

                                                  = 42(15+96+25+4)

                                                  = 42. 140         = 5880

 mk lm xong rồi add friend nha

TRẢ LỜI:

A/ 42 . 53 + 47 . 156 - 47 . 114

=2226 + 7332 - 5358

=9558 - 5358

=4200

B/ 53 . (51 + 4) + 53 .(49 + 96) + 53

=53 . 51 + 53 . 4+ 53. 49+ 53. 96+ 53

=2703 + 212 +2597 +5088 + 53

=2924 + 7738

=10662

C/ 42.(15+96)+6.(25+4).7

=42. 15+42. 96+6 . 25+6.4.7

=630+4032+150+168

=4980

CHÚC BN HOK TỐT

a)341(67+16)+659 X 83

=83(341+659)

=83000

trời ơi! Không giống như câu hỏi mà tôi tìm kiếm

a) = 83000

b) = 2790

c) = 1800

d) = 2400

tíck mik nha mọi người

42 * 53 + 47 * 156 + 47 * 114=2226+7332+5358=14926

k cho mik nha!

\(42.53+47.156-47.144\)

\(=42.53+47.\left(156-114\right)\)

\(=42.53+47.42\)

\(=42.\left(53+47\right)\)

\(=42.100\)

\(=4200\)

Bạn sai đề rồi nhé !!!

\(42.53+47\left(156+114\right)\)

\(42.53+47.270\)

\(hixx\)\(\text{quên ùi}\)

hhhhhhhhhhhhhhhhh

42 x 53 + 47 x 156 + 47 x 114

= 42 x 53 + 47 x ( 156 + 114 )

= 42 x 53 + 47 x 270

= 2226 + 12690

= 14916

47 x 53 + 47 x 156 + 47 x 114

=47x(53+156+114)

=47x323

=15181

   42 × 53 + 47 × 156 - 47 × 114

= 42 × 53 + 47 × ( 156 - 114 )

= 42 x 53 +  47 x 42

= 42 x ( 53 + 47 )

= 42 x 100

= 4200

42 x 53 + 47 x 156 - 47 x 114

= 42 x 53 + 47 x ( 156 - 114 )

= 42 x 53 + 47 x 42

= 42 x ( 53 + 47 )

= 42 x 100

= 4200

Học tốt nhé !

   42 x 53 + 47 x 156 - 47 x 114

= 42 x 53 +  47 x ( 156 - 114 )

= 42 x 53 + 47 x       42

= 42 x ( 53 + 47 )

= 42 x 100

=  4 200

a) 38 + 41 + 117 + 159 + 62

= ( 38 + 62 ) + ( 41 + 159 ) + 117

= 100 + 200 + 117

= 300 + 117

= 417

b) 42 . 53 + 47 . 156 - 47 .114

= 42 . 53 + 47 . ( 156 - 114 )

= 42 . 53 + 47 x 42

= 42 . ( 53 + 47 )

= 42 x 100

= 4 200

a,38 + 41 + 117 + 159 + 62

= 38 + 62 + 41 + 159 +117

= ( 38 + 62 ) + ( 41 + 159 ) + 117

= 100 + 200 + 117

= 300 + 117 

= 417

b, 42 x 53 + 47 x 156 - 47 x 114

= 42 x 53 + 47 x ( 156 - 114 )

= 42 x 53 + 47 x 42

= 42 x ( 53 + 47 )

= 42 x 100

= 4200