Q. BilBul
( 80 × 2 ) + ( -23 )
( 100 + 2 ) × ( -5 )
90 × 2 + 3 ( -7 )
note :
( 80 × 2 ) + ( -23 )
( 100 + 2 ) × ( -5 )
90 × 2 + 3 ( -7 )
note :
Jawaban:
( 80 × 2 ) + ( -23 )= 137
( 100 + 2 ) × ( -5 )= -510
90 × 2 + 3 ( -7 ) = 159
Penjelasan dengan langkah-langkah:
( 80 × 2 ) + ( -23 )= (160) - (23)= 137
( 100 + 2 ) × ( -5 )= (102) x (-5) = -510
90 × 2 + 3 ( -7 ) = 180-21 = 159
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