Matematika

Pertanyaan

1. ( 6×3 ) - ( 21×4 ) =
2. ( 45-15 ) : ( -5 ) × 7 =
3. ( -16+4 ) : ( 3×2 ) + ( -8 ) =

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TERIMAKASIH

1 Jawaban

  • 1. ( 6×3 ) - ( 21×4 ) = 18-84 = (-66)
    2. ( 45-15 ) : ( -5 ) × 7 = 30 : ( -5 ) × 7 = ( -6 ) × 7 = ( -42 )
    3. ( -16+4 ) : ( 3×2 ) + ( -8 ) = ( -12 ) : 6 + ( -8 ) =
    ( -2 ) + ( -8 ) = ( -10 )

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