Year 3 had 128 pupils, Year 4 had 146 and Year 5 had 122. How many pupils in Years 3, 4 and 5?
No people will be in Year 3 , 4 , and 5 because they can't study in 3 different years in the same time. LOL
The sum of pupils in Year 3 , Year 4, Year 5
= 128 + 146 + 122
= 396
