Addition and Subtraction

Modelling Molly

100

Solve 92-26

66

200

Solve 217+792

1009

300

Solve 743-367

376

400

Solve 546+365

911

500

Solve 722-633

89

Stack em Stan

100

Solve 59+392

451

200

Solve 459+249

709

300

Solve 937-473

464

400

Solve 392+499

891

500

Solve 1032+829

1861

Decomposing Dan

100

Solve 87+45

132

200

Solve 463-193

270

300

Solve 645+455

1100

400

Solve 798-372

426

500

Solve 678+899

1577

Word Problems

100

Sarah and her friends had a picnic at the park. Sarah brought 487 sandwiches, and her friend Emily brought 325 sandwiches. How many sandwiches did they have in total?

They had 812 sandwiches in total

200

Emma loves to read. She has a bookshelf with 564 books. She gave 189 books to her friend. How many books are left on Emma's bookshelf?

There are 375 books left on Emma's bookshelf

300

Tommy had 832 toy cars, and he bought 219 more at the toy store. How many toy cars does Tommy have in all?

He has 1051 cars in all.

400

The math club had 758 members last year. This year, 123 new students joined the club. How many members are there altogether now?

There are 881 members altogether now.

500

In a soccer tournament, the Blue team scored 421 goals, and the Red team scored 298 goals. What is the difference in the number of goals scored by the two teams?

The difference in goals was 123.