There was 20 birds on a tree. 10 of them flew away? How many were left?, 10, 30, Sum, total, in all, altogether. Are these words related to Addition or Subtraction?, Subtraction, Addition, 80 + ___=80, 0, 80, The difference between 44 and 22 is?, 10, 22

Leaderboard

Visual style

Options

Switch template

Continue editing: ?