The document provides step-by-step workings for calculating how many more of a given item is needed to reach a total number. It shows calculations for dogs, teachers, computers, dogs on a plane, and hamsters. The user is prompted to provide the answer after each working and receives feedback indicating whether their answer is correct or not.

1. How to use number
lines
By Jakob

2. I have 1025 dogs
reading how many more dogs will there
be if there are 3056 dogs
My Working

3. My working out
+5 + 70 + 1000 + 50 +6
1025 1030 2000 3000 3050 3056
Is the answer: 2047 or 1131 or 2074 or 1311

4. Sorry Try again

5. No Try again

7. Correct
Next question

9. I have 2011 teachers
how many more for 4020
My Working

10. My working
+9 + 80 + 1000 +900 + 20
2011 2020 2100 3100 4000 4020
Is the answer: 1109 or 2009 or 1110
or 1220

13. Correct
Next Question

14. Wrong Ma ha ha ha ha

15. Correct
Click here to the
end

16. I have 2016 computers
how many more for 5679 computers
My Working

17. My Working
+4 +80 +3000
+ 500 + 70 +9
2016 2020 2100 5100 5600 5670 5679
Is the answer or 3889 3763 or 3663 or 3454

19. Correct
Next Question

21. I have 3674 dogs
in a plane I want 7893 how many more
do I need
My working

22. My Working
+6 + 20 + 300 +3000 + 800 + 90 +3
7800
3674 3680 3700 4000 7000 7893
Is the answer 4219 or 4216 or 4220 or 4222

24. Sorry try again

25. Well done
Next Question

28. I have 5037 hamsters
how many more for 7379
My Working

29. My Working
Is the answer 2352 or 2324 or 2342 or 2442
+3 + 60 + 900
+ 70
+ 1000 +300 +9
5037 5040 5100 6000 7000 7300 7370 7379

30. Sorry try again

31. You are finished
To you
My Maths
Work
Done at School