Decimals treasure hunt
Make commas and decimals understandable with our interactive GPS scavenger hunts! Children learn maths with numbers through practical real-world tasks, from measuring distances to calculating prices.
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Be the first to create a mathematics treasure huntFeatured this week: example questions for Decimals
New example questions from the library every Monday. Updated on 12 October 2026.
The mouse has 0.3 pieces of cheese. Is that more or less than 1 whole piece?
Less than 1 whole piece
More than 1 whole piece
As much as 1 whole piece
3 whole pieces
The chicken lays 2.8 eggs. How many whole eggs is that?
2 whole eggs
3 whole eggs
8 whole eggs
28 whole eggs
Which number is the smallest: 8.2 or 8.9?
8,2
8,9
89
They are the same size
The frog jumps 4.8 times. How many whole jumps is that?
4 whole jumps
8 whole jumps
48 whole jumps
5 whole jumps
The elephant weighs 2.4 tonnes. How many whole tonnes is that?
2 whole barrels
4 whole barrels
24 whole tonnes
3 whole tonnes
The rabbit has an extra 2.0 legs. How many is that?
2 whole legs
20 whole legs
No legs
Half a leg
The bear has 1.0 jars of honey. How much is that?
1 whole jar
10 whole jars
Half a jar
No jars
Which number is the smallest: 2.1 or 2.9?
2,1
2,9
3,0
They are the same size
How much is half an apple?
0.5 apple
1 apple
2 apples
0 apples
What is 0.3 + 0.3?
0,6
0,33
0,9
0,36
What is 0.4 + 0.4?
0,8
0,44
0,6
1,0
How much is six tenths?
0,6
0,06
6,0
0,16
How much is two tenths?
0,2
0,02
2,0
0,12
Which number is between 0.2 and 0.4?
0,3
0,1
0,5
0,6
How much is 0.10 euros in cents?
10 cents
1 cent
100 cents
50 cents
How much is 0.20 euros in cents?
20 cents
2 cents
200 cents
50 cents
Which number is smallest?
2,03
2,3
2,13
2,30
What do you get if you round off 4.6 to whole numbers?
5
4
4,5
6
How much is three and four tenths as a comma number?
3,4
3,04
34,0
0,34
What is 0.75 as a fraction?
3/4
2/3
1/2
4/5
How many tenths are there in 2.7?
27
2
7
270
What is 6.4 - 3.8?
2,6
3,6
10,2
2,4
A glass of water contains 0.2 litres. How many ml is that?
200 ml
20 ml
2000 ml
2 ml
What is double 1.25?
2.5
2.25
1.50
3.25
How much is 1.25 + 3.75?
5
5,00
4,9
4,10
How much is 12 ÷ 5 as a comma number?
2,4
2,5
2,2
2,6
How much is 0.25 of 12?
3
3,0
12,25
4,25
Which comma number is equal to 45/100?
0,45
4,5
0,045
45,0
What is 0.36 × 10?
3,6
0,036
36
360
How much is 5.2 + 2.95?
8,15
7,45
8,25
8,47
Which number fits in the sequence: 1.2 - 1.8 - 2.4 - ?
3,0
2,8
3,2
2,6
What is 0.5 of 8?
4
4,5
8,5
3,5
Which comma number corresponds to 3/8?
0,375
0,33
0,38
0,35
What is 18.75 ÷ 2.5?
7,5
8,5
7
6,5
One metre of fabric costs €3.45. How much does 2.8 metres cost?
€9,66
€9,56
€9,76
€6,25
What is 7.2 × 0.5?
3,6
3,5
7,7
14,4
How much is 11.25 - 4.37?
6,88
6,98
6,78
7,88
How much is 7.35 × 10?
73,5
0,735
735
17,35
Which number is smallest: 0.504, 0.54, 0.45 or 0.405?
0,405
0,45
0,504
0,54
What is 4.2 × 1.5?
6,3
6,7
5,7
5,3
How much is 3.6 ÷ 0.12?
30
3
0,3
300
How much is 6.72 ÷ 2.4?
2,8
2,6
3,2
16,128
What is 0.48 ÷ 0.6?
0,8
8
0,288
1,25
How much is 15.75 - 6.8?
8,95
9,05
8,85
9,95
Which fraction is equal to 0.875?
7/8
5/6
9/10
8/9
Which comma number is smallest?
0,099
0,1
0,11
0,101
What is 0.64 × 1.25?
0,8
8
0,512
1,89
What is 4.5 ÷ 1.5?
3
3,5
2,5
6,75
A product costs €47.85 including 21% VAT. What is the price excluding VAT?
€39,55
€37,82
€40,15
€38,28
What is the percentage of 0.045?
4,5%
0,45%
45%
0,045%
How much is 1.2³?
1,728
1,44
3,6
1,8
A 42.195km marathon is run in 3.25 hours. What is the average speed in km/h?
12.98 km/h
13.52 km/h
12.45 km/h
13.87 km/h
A cylinder has a radius of 2.1 cm and height 5.8 cm. What is its volume (π ≈ 3.14)?
80.36 cm³
76.28 cm³
84.92 cm³
72.15 cm³
What is 1.5³?
3,375
2,25
4,5
3,75
Which fraction belongs to the comma number 0.6̄ (6 repeats)?
2/3
3/5
5/8
6/10
How much is 0.36 × 2.5?
0,9
0,09
9
0,89
How many hundredths are there in 0.93?
93
9,3
0,93
3
Round off 6.7849 to 2 decimal places.
6,78
6,79
6,77
6,80
What is 8.4 × 0.25?
2,1
8,65
33,6
21
How much is 16.8 - 7.95?
8,85
8,75
9,15
8,95
Which of these comma numbers is equivalent to 7/10?
0,7
0,07
7,10
0,710
How much is 3.75 × 2.4?
9
9,6
8,4
7,2
How much is 0.4 × 0.5 × 2?
0,4
4
0,04
0,2
Which of these comma numbers is the largest?
0,089
0,0999
0,08888
0,08909
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Frequently asked questions
A Decimals scavenger hunt is a GPS-guided outdoor activity with quiz questions about Decimals, part of the theme Mathematics. You walk a route past various locations and answer fun questions along the way.
There are 3017 questions available about Decimals: 3017 multiple choice questions, 0 open questions and 0 assignments. The category Mathematics has more than 49999 questions in total.
There are Decimals questions for all ages: from 3-5 years (toddlers) to 20+ (adults). The questions are automatically adapted to the chosen level.
Go to oppatt.io, create a free account, choose the theme Mathematics and select Decimals as the topic. Choose an age category and location, and you'll have a complete scavenger hunt within a minute.