Addition & Subtraction

Addition

100

327 + 422

749

200

639 + 584

1223

300

1568 + 4957

6525

Subtraction

100

785-465

320

200

951-366

585

300

5063-1495

3568

Mystery

100

There are 722 students at ESCS. Winter Hill has 439 students. How many students are there at both schools?

1161

200

There are 857 kids at a school. 345 new kids join. How many students are there in total?

1202

300

There are 4,939 students in all of Somerville. 722 of them go to ESCS. How many Somerville students don't go to ESCS?

4217