### Mathematical Language

A crossword puzzle for you to revise your knowledge of mathematical terms.

 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Across
1.A number multiplied by itself: eg 3x3=9. This number called a ...
7.Find the difference between is another term for ...
8.I am a polygon with eight sides and eight interior angles
9.The first digit after a decimal point is called ...
11.To calculate: Just add up all the numbers, then divide by how many numbers there are. This gives the ...
13.This symbol < means…
14.These angles are 90 degrees
16.To calculate this you use this formula: length x breadth. Can be measured in squared centimetres.
18.The distance around the edge of a circle (or any curvy shape). It is a kind of perimeter
20.... means parts per 100
21.This type of number can be divided evenly only by 1, or itself eg 3, 5, 7, 9
22.A ... is a box-shaped solid object. It has six flat sides and all angles are right angles
24.If three quarters is equal to nine twelfths, it is known as an …fraction
26.The distance from the centre to the edge of a circle is called the ... . It is half of the circle's diameter
27.To calcuate this you use this formula: length x breadth x height
28.The distance around the outside of a shape
29.I have four straight edges and all my sides are the same length. They are parallel and I have four corners
30.This is the difference between the highest and the lowest value of the thing being measured
Down
2.These angles measure less than 90 degrees
3.Is the number which appears most frequently in a collection of data
4.Three sided plane figure with one angle being 90 degrees
5.These angles are more than 90 degrees but less than 180 degrees
6.This symbol > means...
10.The top number in a fraction. Shows how many parts we have
12.The amount that something can hold. It can be measured in litres, millilitres or in cubic centimetres
15.The .... of a number are any numbers that divide into it exactly. This includes 1 and the number itself
17.The bottom number in a fraction. Shows how many equal parts the item is divided into
19.The answer when two or more numbers are multiplied together is called the ...
23.A series of numbers are arranged in order of size and the ... is the one in the middle
25.Two lines that are always the same distance apart and never touching are said to be ...
26.These angles are more than 180 degrees but less than 360 degrees

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