15MAR21MON1

 +, –

right, left

then, U-turn

forward, backward

north, south

east, west

up, down

profit, loss

gaining, losing

incoming, outgoing

income, expenditure

credit, debit

asset, liability

donation, loan

day, night

light, darkness

entrance, exit

birth, death

young, old

clean, dirty

terrace, cellar

body, reflection

6 + 2 = ? 6 steps right, then, 2 steps right

-6 + 2 = ? 6 steps left, then, 2 steps right

6 + -2 = ? 6 steps right, then, 2 steps left

-6 + -2 = ? 6 steps left, then, 2 steps left

2 + 6 = ? 2 steps right, then, 6 steps right

-2 + 6 = ? 2 steps left, then, 6 steps right

2 + -6 = ? 2 steps right, then, 6 steps left

-2 + -6 = ? 2 steps left, then, 6 steps left

6 – 2 = ? 6 steps right, U-turn, 2 steps right

that is, 6 steps right, 2 steps left

-6 – 2 = ? 6 steps left, U-turn, 2 steps right

that is, 6 steps left, 2 steps left

6 – -2 = ? 6 steps right, U-turn, 2 steps left

that is, 6 steps right, 2 steps right

-6 – -2 = ? 6 steps left, U-turn, 2 steps left

that is, 6 steps left, 2 steps right

2 – 6 = ? 2 steps right, U-turn, 6 steps right

that is, 2 steps right, 6 steps left

-2 – 6 = ? 2 steps left, U-turn, 6 steps right

that is, 2 steps left, 6 steps left

2 – -6 = ? 2 steps right, U-turn, 6 steps left

that is, 2 steps right, 6 steps right

-2 – -6 = ? 2 steps left, U-turn, 6 steps left

that is, 2 steps left, 6 steps right