8 kali (-7 kali 11 ) = -10 kali (21 kali (-4))= (-22 kali ( -3 )) kali 15=

Jawaban:

1) -616

2) 840

3) 990

Penjelasan dengan langkah-langkah:

1) 8 × (-7 × 11)

= 8 × -77

= -616

2) -10 × (21 × -4)

= -10 × 84

= 840

3) (-22 × (-3)) × 15

= 66 × 15

=990