Other tags that relate to Do You Measure Up?
Time. Measuring equipment. Temperature. Games. Mass and weight. Length/distance. Interactivities. Area - squares and rectangles. Addition & subtraction. Working systematically. Speed and acceleration.There are 227 results
Broad Topics > Calculations and Numerical Methods > Addition & subtraction
2010: A Year of Investigations
Age 5 to 14
This article for teachers suggests ideas for activities built around 10 and 2010.
Lengthy Journeys
Age 7 to 11
Challenge Level
Investigate the different distances of these car journeys and find out how long they take.
Watch the Clock
Age 7 to 11
Challenge Level
During the third hour after midnight the hands on a clock point in the same direction (so one hand is over the top of the other). At what time, to the nearest second, does this happen?
First Connect Three for Two
Age 7 to 11
Challenge Level
First Connect Three game for an adult and child. Use the dice numbers and either addition or subtraction to get three numbers in a straight line.
Have You Got It?
Age 11 to 14
Challenge Level
Can you explain the strategy for winning this game with any target?
Back to School
Age 7 to 11
Challenge Level
Mr. Sunshine tells the children they will have 2 hours of homework. After several calculations, Harry says he hasn't got time to do this homework. Can you see where his reasoning is wrong?
Totality
Age 5 to 11
Challenge Level
This is an adding game for two players. Can you be the first to reach the target?
First Connect Three
Age 7 to 11
Challenge Level
Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?
A Rod and a Pole
Age 7 to 11
Challenge Level
A lady has a steel rod and a wooden pole and she knows the length of each. How can she measure out an 8 unit piece of pole?
Strike it Out for Two
Age 5 to 11
Challenge Level
Strike it Out game for an adult and child. Can you stop your partner from being able to go?
Criss Cross Quiz
Age 7 to 11
Challenge Level
A game for 2 players. Practises subtraction or other maths operations knowledge.
Countdown
Age 7 to 14
Challenge Level
Here is a chance to play a version of the classic Countdown Game.
Painting Possibilities
Age 7 to 11
Challenge Level
This task, written for the National Young Mathematicians' Award 2016, involves open-topped boxes made with interlocking cubes. Explore the number of units of paint that are needed to cover the boxes. . . .
Oranges and Lemons
Age 7 to 11
Challenge Level
On the table there is a pile of oranges and lemons that weighs exactly one kilogram. Using the information, can you work out how many lemons there are?
Tug Harder!
Age 7 to 11
Challenge Level
In this game, you can add, subtract, multiply or divide the numbers on the dice. Which will you do so that you get to the end of the number line first?
Arranging the Tables
Age 7 to 11
Challenge Level
There are 44 people coming to a dinner party. There are 15 square tables that seat 4 people. Find a way to seat the 44 people using all 15 tables, with no empty places.
Making Maths: Double-sided Magic Square
Age 7 to 14
Challenge Level
Make your own double-sided magic square. But can you complete both sides once you've made the pieces?
Number Juggle
Age 7 to 11
Challenge Level
Fill in the missing numbers so that adding each pair of corner numbers gives you the number between them (in the box).
Consecutive Numbers
Age 7 to 14
Challenge Level
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.
Nice or Nasty
Age 7 to 14
Challenge Level
There are nasty versions of this dice game but we'll start with the nice ones...
Multiply the Addition Square
Age 11 to 14
Challenge Level
If you take a three by three square on a 1-10 addition square and multiply the diagonally opposite numbers together, what is the difference between these products. Why?
Difference
Age 7 to 11
Challenge Level
Place the numbers 1 to 10 in the circles so that each number is the difference between the two numbers just below it.
Ladybird Box
Age 5 to 11
Challenge Level
Place six toy ladybirds into the box so that there are two ladybirds in every column and every row.
Plants
Age 5 to 14
Challenge Level
Three children are going to buy some plants for their birthdays. They will plant them within circular paths. How could they do this?
How Do You Do It?
Age 7 to 11
Challenge Level
This group activity will encourage you to share calculation strategies and to think about which strategy might be the most efficient.
A-magical Number Maze
Age 7 to 11
Challenge Level
This magic square has operations written in it, to make it into a maze. Start wherever you like, go through every cell and go out a total of 15!
Consecutive Negative Numbers
Age 11 to 14
Challenge Level
Do you notice anything about the solutions when you add and/or subtract consecutive negative numbers?
Can You Make 100?
Age 11 to 14
Challenge Level
How many ways can you find to put in operation signs (+ - x ÷) to make 100?
Number Pyramids
Age 11 to 14
Challenge Level
Try entering different sets of numbers in the number pyramids. How does the total at the top change?
Odds and Threes
Age 7 to 11
Challenge Level
A game for 2 people using a pack of cards Turn over 2 cards and try to make an odd number or a multiple of 3.
Asteroid Blast
Age 7 to 11
Challenge Level
A game for 2 people. Use your skills of addition, subtraction, multiplication and division to blast the asteroids.
Got it Article
Age 7 to 14
This article gives you a few ideas for understanding the Got It! game and how you might find a winning strategy.
Weights
Age 11 to 14
Challenge Level
Different combinations of the weights available allow you to make different totals. Which totals can you make?
Clocked
Age 11 to 14
Challenge Level
Is it possible to rearrange the numbers 1,2......12 around a clock face in such a way that every two numbers in adjacent positions differ by any of 3, 4 or 5 hours?
Rabbits in the Pen
Age 7 to 11
Challenge Level
Using the statements, can you work out how many of each type of rabbit there are in these pens?
1, 2, 3 Magic Square
Age 7 to 11
Challenge Level
Arrange three 1s, three 2s and three 3s in this square so that every row, column and diagonal adds to the same total.
The Twelve Pointed Star Game
Age 7 to 11
Challenge Level
Have a go at this game which involves throwing two dice and adding their totals. Where should you place your counters to be more likely to win?
Pole Star Sudoku 2
Age 11 to 16
Challenge Level
This Sudoku, based on differences. Using the one clue number can you find the solution?
Wild Jack
Age 7 to 11
Challenge Level
A game for 2 or more players with a pack of cards. Practise your skills of addition, subtraction, multiplication and division to hit the target score.
Times
Age 7 to 11
Challenge Level
Which times on a digital clock have a line of symmetry? Which look the same upside-down? You might like to try this investigation and find out!
Code Breaker
Age 7 to 11
Challenge Level
This problem is based on a code using two different prime numbers less than 10. You'll need to multiply them together and shift the alphabet forwards by the result. Can you decipher the code?
The Clockmaker's Birthday Cake
Age 7 to 11
Challenge Level
The clockmaker's wife cut up his birthday cake to look like a clock face. Can you work out who received each piece?
Number Daisy
Age 11 to 14
Challenge Level
Can you find six numbers to go in the Daisy from which you can make all the numbers from 1 to a number bigger than 25?
Cubes Within Cubes
Age 7 to 14
Challenge Level
We start with one yellow cube and build around it to make a 3x3x3 cube with red cubes. Then we build around that red cube with blue cubes and so on. How many cubes of each colour have we used?
A Square of Numbers
Age 7 to 11
Challenge Level
Can you put the numbers 1 to 8 into the circles so that the four calculations are correct?
Countdown Fractions
Age 11 to 16
Challenge Level
Here is a chance to play a fractions version of the classic Countdown Game.
Two and Two
Age 11 to 16
Challenge Level
How many solutions can you find to this sum? Each of the different letters stands for a different number.
NRICH is part of the family of activities in the Millennium Mathematics Project.