Addition and subtraction

Addition and subtraction

EXAMPLE

In a school, 1232 students travel by cycle, 2430 students travel by school bus, and 1235 walk to the school. How many students are there in the school?

In a school

No. of students travel by cycle           = 1 2 3 2

No. of students travel by school bus   = 2 4 3 0 (+)

No. of students by walk                       = 1 2 3 5

Total no. of students                           = 4 8 9 7