Write a number sentence for the model. Let one white tile equal +1 and one black tile equal –1.
A–14 – (–6) = –8
B14 – 6 = 8
C–14 – 6 = –8
D–14 – (–6) = 8
A–14 – (–6) = –8
B14 – 6 = 8
C–14 – 6 = –8
D–14 – (–6) = 8