237 . ( -26 ) + 26 . 137
= ( -237 ) . 26 + 26 . 137
= 26 . [ ( -237 ) + 137 ]
= 26 . ( -100 )
= -2600
63 . ( -25 ) + 25 . ( -23 )
= ( -63 ) . 25 + 25 . ( -23 )
= 25 . [ ( -63 ) + ( -23 ) ]
= 25 . ( -86 )
= -2150
237.(-26)+26.137
= -237.26+26.137
= 26.(-237+137)
= 26.-100
= -2600
63.(-25)+25.(-23)
= -63.25+25.(-23)
= 25.[-63+(-23)]
= 25.(-86)
= -2150
237 . (-26)+26.137
=-6162 + 3562
=-2600
*63 .(-25)+25.(-23)
=-1575 + -575
=-2150
237 . ( -26 ) + 26.137 63. ( -25 ) + 25. ( -23 )
= 237 . ( -26 ) + ( -26 ) . ( - 137 ) = 63. ( -25 ) + ( -25 ) . 23
= ( -26 ). [ 237 + ( -137 ) ] = ( 63 + 23 ) . ( - 25 )
= ( -26) . 100 = 86. ( - 25 )
= - 2600 = - 2150
237.(-26)+26.137
= -237.26+26.137
= 26.(-237+137)
= 26.-100
= -2600
63.(-25)+25.(-23)
= -63.25+25.(-23)
= 25.[-63+(-23)]
= 25.(-86)
= -2150
:D
237.(-26)+26.137
=-237.26+26.137
=26.(-237+137)
=26.100
=2600
63.(-25)+25.(-23)
=(-63).25+25.(-23)
=25.[(-63)+(-23)]
=25.(-86)
=-2150