Addition and Subtraction KS2 Consecutive Numbers /31/note Stage: 2 and 3 An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore. You may also be interested in this collection of activities /31/note https://www.stem.org.uk/resources/community/collection/413270/addition-and-subraction from the STEM Learning website, that complement the NRICH activities above. Roll These Dice /53/note Stage: 2 Roll two red dice and a green dice. Add the two numbers on the red dice and take away the number on the green. What are all the different possibilities that could come up? /53/note Maze 100 /91/note Stage: 2 Can you go through this maze so that the numbers you pass add to exactly 100? /91/note
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Amy's Dominoes /1044/note Stage: 2 Amy has a box containing domino pieces but she does not think it is a complete set. She has 24 dominoes in her box and there are 125 spots on them altogether. Which of her domino pieces are missing?
Twenty Divided Into Six /1047/note Stage: 2 Katie had a pack of 20 cards numbered from 1 to 20. She arranged the cards into 6 unequal piles where each pile added to the same total. What was the total and how could this be done?
Super Shapes /1056/note Stage: 2 Short The value of the circle changes in each of the following problems. Can you discover its value in each problem? /1056/note A Bit of a Dicey Problem /1077/note Stage: 2 When you throw two regular, six-faced dice you have more chance of getting one particular result than any other. What result would that be? Why is this? /1077/note Reach 100 /1130/note Stage: 2 and 3 Choose four different digits from 1-9 and put one in each box so that the resulting four two-digit numbers add to a total of 100. /1130/note Which Is Quicker? /1817/note Stage: 2 Which is quicker, counting up to 30 in ones or counting up to 300 in tens? Why? /1817/note
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Sea Level /5929/note Stage: 2 The picture shows a lighthouse and many underwater creatures. If you know the markings on the lighthouse are 1m apart, can you work out the distances between some of the different creatures?
Strike it Out /6589/note Stage: 1 and 2 Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game. /6589/note
The Dice Train /9747/note Stage: 2 This dice train has been made using specific rules. How many different trains can you make? /9747/note Cover the Tray /9905/note Stage: 2 These practical challenges are all about making a 'tray' and covering it with paper. /9905/note