Addition
Whether you are talking about simple addition, finding the total, sum or adding one or ten more, the addition section covers partitioning, through to the standard compact method. Plenty to keep them busy.
2 more than
Visit in a new windowGood simple activity for R or possibly early Y1. Could be used at the end of a lesson on the interactive white board by the whole class as a quick quiz.
9,873 hits
Add 1 machine
Visit in a new windowThis highly technical machine will add 1 to any number you type in. Remember to press the enter key to start it off. Only works in Internet Explorer.
13,337 hits
Add 10
Visit in a new windowA great competitive game. Blow your opponent's submarine to smitherines - only if you can add 10. Take cover and prepare yourself for a great game.
16,153 hits
Add 10 machine
Visit in a new windowGive this machine a go, it adds 10 to whatever you type in. Remember to press the enter after you have done so.
7,271 hits
Add 10 using a hundred square
Visit in a new windowWe love this as it features a hundred square. Each response is timed to encourage speed. Great.
9,626 hits
Add 5 machine
Visit in a new windowEnter a number and press enter. Whoolah! Lovely.
You must have the Flash plugin for this site to work.
4,163 hits
Add it up
Visit in a new windowThis wonderful games encourages children to use their bonds and add two or more numbers together to make a target. The Target number is never greater than 20. It's a great whiteboard activity. Pages contain some rather diverting adverts but nothing inappropriate.
11,145 hits
Add race
Visit in a new windowYou choose the lowest and highest numbers you want to use - then race your bugs o the finish line. You will need access to a keyboard to race.
This activity requires the free Adobe Flash player plug-in for your web browser. Click here to get the plug-in (you may need to be logged in to your computer as an administrator to continue).
5,218 hits
Adding by making jumps on a number line
Visit in a new windowAdd numbers less than 10,20,50,200. It's a great resource that gives the teacher lots of control. This Toftwood activity shows a number line that you can customise by typing in the starting number.
7,227 hits
Adding many numbers to find the sum of a small number
Visit in a new windowYou are asked to total 10 by picking up numbers which will add to ten altogether, but don't go over 10!
10,043 hits
Adding numbers up to 10.
Visit in a new windowIf you are using numbers not greater than 10, and wish to add them, this funky mummy could be just the game to make them laugh their bandages off.
17,893 hits
Adding using 5 and a bit
Visit in a new windowGreat for partitioning too. Simple game using numbers under 20.
1,551 hits
Addition grid 1
Visit in a new windowThe answers are in the grid - you need to click on them to fill in the gaps. ie *+*=11.
7,383 hits
Addition grid 2
Visit in a new windowThe answers are in the grid - you need to click on them to fill in the gaps. ie *+*=71
3,409 hits
Addition grid 3
Visit in a new windowThe answers are in the grid - you need to click on them to fill in the gaps. ie *+*=96.
2,707 hits
Addition machine.
Visit in a new windowAdding numbers under 10, 20 or 100 will be easy wit this very simple machine. Difficulty levels work well.
3,428 hits
Addition of 3 digit numbers with visual dienes
Visit in a new windowA lovely demonstration with apparatus. You choose the numbers and the animation demonstrates.
3,594 hits
Addition, subtraction, multiplication and division sums
Visit in a new windowYou'll find sum of everything here! Designed for rapid recall, if you don't answer quick enough the questions move on. We got questions like.....1x3, 93-13, 82+1, 5x5.
2,304 hits
Additon grid
Visit in a new windowA super activity for developing discussion. You are asked to click on two numbers to make the total. Low numbers are given like ?+?=8.
5,269 hits
All the number machines
Visit in a new windowAdd 1, add 2, add 5, add 10 and double are all here. Only works with MS internet explorer.
2,228 hits
BBC Cross the Swamp game
Visit in a new windowChoose to solve questions with numbers 0-20, 0-50 or 0-100 using Addition/Subtraction. Get the monkey across the swamp without being eaten by crocodiles! Available as full-screen or small-screen.
12,520 hits
Bonds practise
Visit in a new windowUse these lovely triangular cards to practise bonds to 10, 20, 100 and 10 (one decimal place).
4,649 hits
Calc balance - addition and bonds
Visit in a new windowSupports a range of maths skills, make the sums on the scales balance. Super! From Wmnet.
5,630 hits
Car
Visit in a new windowA tricky old activity - grab the steering wheel and make slight movements to drive your car and hit the target number by adding 1,2 or taking away 1.
3,489 hits
Catch Complements
Visit in a new windowType in 80 then work out which compliment you should use ie 30 and 50. Great for morning maths or when teaching addition.
1,219 hits
Climb the greasy pole
Visit in a new windowNo promotion jokes please. This is a great resource to develop quick fire responses to simple add and subtract sums. We didn't find any sums with double digits in. There are 4 levels - best to have a play - start with level 1 as responses need to be seriously fast - just like your promotional journey to the top.
6,343 hits
Compact addition
Visit in a new windowFrom TU add TU all the way up to TU.th+TU.th+TU.th. And everything you could ask for in between.
4,317 hits
Countdown target number
Visit in a new windowAdd, subtract, divide and multiply to hit the target number. Letters are also generated to support Literacy lessons and spelling. A great way to start the day in a different and challenging way each morning.
2,145 hits
Counting up to the nearest ten
Visit in a new windowWe love this game - use the help first though. We needed to. It encourages children to think about the number they need to get them to the next ten. So if you start from 34 - type in 6. This gets you to te next ten. Great.
1,852 hits
Ghost blast addition
Visit in a new windowGreat for practising finding totals of 2 digit by 1 digit numbers. Great for KS2.
7,554 hits
Ghost blast addition 2 digit by 2 digit
Visit in a new windowAs it says on the tin. Rapid recall addition!
3,668 hits
Just add 5
Visit in a new windowWhat a wonderful activity. Just add 5 in order to refuel the rockets. Great.
2,108 hits
Laughs and Giraffes - one less and one more
Visit in a new windowClick on the spots to encourage work on addition and subtraction by 1.
3,176 hits
Little Animals Activity Centre
Visit in a new windowThis activity is visually simple and requires little explanation. Could well be used effectively with a small group or as part of a mental starter. It starts with adding numbers on dice. So no more than a total of 6. It then moves on to using written numbers.
Requires the ShockWave plug-in from Adobe to work.
2,353 hits
Maths magician
Visit in a new windowPractise addition sums against the clock. Very customisable e.g. you can select +1 and every sum includes a random number and always +1. Two levels of difficulty and based on a timer. Ideal for KS1 and lower KS2.
5,212 hits
Maths magician advanced
Visit in a new windowPractise against the clock - addition, subtraction, multiplication and division sums. Very customisable ie for addition you can select +1 and every sum includes a random number and always +1. Two levels of difficulty and based on a timer. This really is the site for any operation. Ideal for Ks1 and lower Ks2. Includes an option to throw in all operations or mixed multiplication and division or mixed addition and subtraction.,
2,696 hits
Mental Addition challenge
Visit in a new windowClick on the sequence of possible numbers given to make the number sentence correct. Includes numbers as high as 100 or so, in different (selectable) levels.
1,557 hits
Missing numbers
Visit in a new windowWe love this. Missing number activity. Teacher led you add in the numbers *+*=*.
2,295 hits
Missing numbers fridge magnets game.
Visit in a new windowDrag the missing number in. Two levels to choose from. Level 1 starts with sums like 12+60=
1,632 hits
Number bond activities
Visit in a new windowPhew, loads here includes Bonds to; 1 (1 decimal place and 2dp), make 10 (1dp, 1) , make 20, make 100 (TU, multiples of 5s and 10s), Includes bonds within 100,20 and 10. Great for subtraction and addition work. What a super resource from Wmnet.
11,016 hits
Number bonds for 5, 10 and 100
Visit in a new windowA great activity. Type the answers in, for example 3+?=5.
2,855 hits
Number bonds to ten
Visit in a new windowIf you want them to add to 10, this has to be the website for you. Match two numbers that total 10.
3,711 hits
Number line jumps back and forward in steps of 1,5 or 10.
Visit in a new windowMake techno tortoise move forward 1,5,10 or back on the number line. The jumps are drawn on to show movement. Great.
1,985 hits
Printable addition worksheets
Visit in a new windowGenerates large print addition and subtraction arithmetic with a range of coloured backdrops. Arithmetic is generated randomly with each button press to ensure repeatability.
1,183 hits
Printable magic square game sheets
Visit in a new windowGenerate classic magic squares and magic squares with larger numbers. 4 to 6 gaps can be added and the background colours changed. Very slick and useful. Perfect homework material - mum and dad will want to help.
745 hits
Problem solving
Visit in a new windowA bit like a magic square. But this one's in a triangular arrangement. Make each side total the same amount.
1,323 hits
Problem solving using addition
Visit in a new windowA great plenary for Ks2 and confident Ks1 children You are given number cards 2,8,4,1 and need to place them in a possible order *+*=**. Great from problem solving activities.
2,405 hits
Range of word problems
Visit in a new windowA mixed bag with the incentive to play te basketball game, ideal for lower Ks2.
3,267 hits
Safe cracker addition
Visit in a new windowCrack this safe by finding the numbers which total the given number. ie. turn the dials to find numbers that total 9.
1,078 hits
Save the whale number bonds
Visit in a new windowYou can now practise number bonds from 4-10. A super, very visual activity.
5,759 hits
Simple addition
Visit in a new windowType in the answer to find out if you can add low numbers together, e.g. add 1 etc.
2,300 hits
Stick or twist
Visit in a new windowThe classic black jack - with a twist. Don't go over 11. Choose to stick or take another card and chance your luck - supports simple adding in Ks1 and promotes discussion - even good for probability.
1,667 hits
Sum dispenser
Visit in a new windowMake sums of your choice, includes subtraction, multiplication and division too! Levels of difficulty vary.
1,227 hits
Willy whale Bonds to 10
Visit in a new windowFree Willy. Just connect the correct the pipe so water can flow into Willy's tank and he'll escape if you are right. Magical.
3,480 hits
Word problems
Visit in a new windowWord problems for addition, subtraction and division. Our first problem was; Evan went to 41 baseball games this year. He went to 27 games last year. How many baseball games did Evan go to altogether?
3,055 hits
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