23 - 5 =..... - 18, 18 - 9 =...... - 9, 67 - 6 =..... - 61, 34 - 8 =...... - 26, 88 - 6 =...... - 82, 23 - 7 =...... - 16,

Subtract from Two-Digit number.

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?