The number system
The place value of the digit 4 in the number 3.47.
4 tenths or 0.4
The next number in this sequence: 2, 4, 6, 8, ...
10
The number that appears most often in this set: 1, 2, 3, 3, 5.
3
A shape with four equal sides and four right angles.
square
The shaded part of a circle cut into 4 equal pieces, with 1 piece shaded.
1/4
6
The first three triangular numbers (1, 3, 6... what is the 4th?)
10
The middle number in this sorted data set: 10, 15, 20.
15
A shape with only one pair of parallel sides.
trapezium/trapezoid
The fraction equivalent to 1/2.
2/4? (or 3/6, 4/8, etc.)
The sum of 4.5 and 2.75.
7.25
The least common multiple (LCM) of 3 and 4.
12
The sum of 4 and 6 is divided by 2 to find this average.
5, Mean
The distance from the center of the circle to the edge.
radius
The percentage equal to 1/4.
25%
The result when 0.9 is subtracted from 3.2.
2.3
The highest common factor (HCF) of 12 and 18.
6
The difference between the highest and lowest numbers in the set: 2, 8, 15.
13
The order of rotational symmetry of a square.
4
Which is larger: 2/3 or 3/4?
3/4
A decimal number in the hundredths place that rounds to 4.7.
4.70
A square number that comes after 16 in the sequence.
25
In the set 2, 4, 6, 8, the mean is 5. The median is 5. This number is the range.
6
The distance around the outside of a circle (also known as the perimeter).
circumference
The sum of 1/2 and 1/4.
3/4