Math Dictionary For Children

Analogue Clock

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analogue clock

A clock or a watch that has numerals 1-12 on its face, and two hands pointing at them to show the time. Example

Addend

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addend

Any number which is to be added. Example

Add

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add

Join two or more numbers or quantities together. Example

AD (Anno Domini)

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ad-anno-domini

Meaning: In the year of our Lord. After the birth of Christ. Example

Acute

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acute illustration

Sharp. Sharply pointed. (i) Acute angle. A sharply pointed angle with size less than a right angle (< 90°). Examples

Accurate

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accurate

Exact, correct, right, without error.Note: Measurements are not exact.We usually measure to the nearest unit, therefore our answers are only approximate.For example, if we say… Read More »Accurate

Abbreviation

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Abbreviation

A shortened form o f writing words and phrases. When writing shortened forms of words, we usually put full stops after the letters. Examples

Abacus

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abacus illustration

Usually a board with spikes or a frame with wires on which discs, beads or counters are placed. Used for counting and calculating. Example

A

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a

(i) In formulas, the letter A stands for area. Examples

Area

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area

The amount of surface or the size of a surface. Area is measured in square units.Units of area are: Example square centimetre cm² square metre… Read More »Area