10 + 9 - 19, 30 + 8 - 38, 90 + 7 - 97, 50 + 0 - 50, 70 + 7 - 77, 83 - 80 + 3, 26 - 20 + 6, 41 - 40 + 1, 66 - 60 + 6, 99 - 90 + 9,

Expanded Form 1st Grade

Leaderboard

Visual style

Options

Switch template

Continue editing: ?