An apple would count as one of your five a day. The RDA of fruits would be 5-a-day. Any piece of fruit is counted as one serving. For example, a banana, a peach, a cup of blueberries, an apple.
Portion
a portion is a small amount of it
A portion of the total can be any amount, from the smallest non-zero amount to all of it.
an amount of food.
None A portion is not defined by size, it is just an amount, a part of the whole. A serving size is an exact amount, such as a spoon full or a cup full or a cooked object which, in itself, is a specific size
In percent increase or decrease problems, the portion refers to the specific amount that is being increased or decreased in relation to the original value. For a percent increase, the portion is the additional amount added to the original value, while for a percent decrease, it is the amount subtracted. The calculation involves determining this portion as a percentage of the original value to find the new total.
Ration or portion.
disbursed amount
The word portion means a part of an amount of something such as if someone wanted a portion of a pie. A slice of pie is equal to a portion of it. It can also be used as a verb such as dividing it between two or more people.
Generally a "portion" is considered to be the same size as one of your hands balled into a fist. If you're eating more than that amount of meat in one sitting, you may be eating too much. This measure of a portion is true for all foods, not just meat.
Portion Control
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