3加3等于几?

3加2等于几?7加2等于几? 3加3等于几? 3加3等于几? 3加3等于几 3加3等于几 3加3等于几? 6加3等于几? 3加6等于几 2加3等于几 8加3等于几 3 加4等于几? 3加2等于几? 2加3等于几 3加1等于几? 3加1等于几 1加3等于几 3加5等于几 30加3等于几