Find each of the following products:
(a) 3 × (− 1) (b) (− 1) × 225
(c) (− 21) × (− 30) (d) (− 316) × (− 1)
(e) (− 15) × 0 × (−18) (f) (− 12) × (− 11) × (10)
(g) 9 × (− 3) × (− 6) (h) (− 18) × (− 5) × (− 4)
(i) (− 1) × (−2) × (− 3) × 4
(j) (− 3) × (− 6) × (− 2) × (− 1)
(a) 3 × (−1) = −3
(b) (−1) × 225 = −225
(c) (−21) × (−30) = 630
(d) (−316) × (−1) = 316
(e) (−15) × 0 × (−18) = 0
(f) (−12) × (−11) × 10 = 1320
(g) 9 × (−3) × (−6) = 162
(h) (−18) × (−5) × (−4) = −360
(i) (−1) × (−2) × (−3) × 4 = −24
(j) (−3) × (−6) × (−2) × (−1) = 36