didalam kurung = negatif
Jawaban:
Penyelesaian :
Sifat - sifat Pengurangan :
( - ) - ( - ) = ( - )
( + ) - ( - ) = ( + )
( - ) - ( + ) = ( - )
145 - 125 - (-250)
= 145 - 125 - (-250)
= (145 - 125) - (-250)
= 20 - (-250)
= 20 + (-250)
= 270
= 145 - 125 - (-250)
= (145 - 125) - (-250)
= 20 - (-250)
= +(20 + 250)
= +(270)
= 270
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