Giving money to a church is often called tithing or offering. The definition of tithe is the tenth part of income that is set aside for the church and is sometimes seen as an obligatory part of being a church member. an offering is any donation amount a person wants to give.
Generally, a tithe is seen as the first 10 percent of a person's income before taxes. Some churches view it as a command from God. The tithe is used to support the church. An offering to the church can be any amount and is not necessarily required. Some people may choose to give an offering in addition to their tithe.