Adding and subtracting numbers - problems

Adding and subtracting helps you operate basic mathematical operations involving numbers. The majority of the problems are applicable for the early stages of GCSE and involve numbers from 1 up to 200. As the title suggests, the operations involved are consisted from additions and subtractions.

1.  First remove and then add numberslevel 3 This problem has a complexity level of 3log in We cannot tell if you have solved this problem before, please log in first
2.  Adding and subtracting laterlevel 3 This problem has a complexity level of 3log in We cannot tell if you have solved this problem before, please log in first
3.  Work out a simple subtractionlevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
4.  Calculate a simple subtractionlevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
5.  Take out a value from a numberlevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
6.  Number of bicycles left to be fixedlevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
7.  The performance of two snooker playerslevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
8.  How many points does he need, to win?level 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
9.  Count Ahmed’s total number of clientslevel 6 This problem has a complexity level of 6log in We cannot tell if you have solved this problem before, please log in first
10.  Sum of all digits, excluding onelevel 8 This problem has a complexity level of 8log in We cannot tell if you have solved this problem before, please log in first
11.  Work out the sum of five random numberslevel 5 This problem has a complexity level of 5log in We cannot tell if you have solved this problem before, please log in first
12.  Number of mushrooms collected by 5 kidslevel 5 This problem has a complexity level of 5log in We cannot tell if you have solved this problem before, please log in first
13.  Total number of guests within a hotellevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
14.  Measuring Anthony’s audio collectionlevel 3 This problem has a complexity level of 3log in We cannot tell if you have solved this problem before, please log in first
15.  Adding four test scores for Georgelevel 4 This problem has a complexity level of 4log in We cannot tell if you have solved this problem before, please log in first
16.  Adding 3 test marks for a studentlevel 3 This problem has a complexity level of 3log in We cannot tell if you have solved this problem before, please log in first
17.  Adding Tom’s two test scoreslevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
18.  Adding 2 simple valueslevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
19.  Work out the total of two valueslevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
20.  Work out two simple valueslevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first
21.  Equations and inequalities with unknownslevel 2 This problem has a complexity level of 2log in We cannot tell if you have solved this problem before, please log in first