Hitunglah menggunakan garis bilangan (1) (+2) – (+4), (2) (+3) – (-6), (3) (-1) – (+3) dan (4) (-4) – (-5)

Hitunglah menggunakan garis bilangan

Jawaban

(1) (+2) – (+4) = -2

(2) (+3) – (-6) = +9

(3) (-1) – (+3) = -4

(4) (-4) – (-5) = +1