Addition Challenge

What is the sum of 345 + 278?

• 721

• 567

• 623

• 413

Estimate the sum of 432 + 567 to the nearest ten.

• 1000

• 1200

• 990

• 1100

Sara had 486 apples and she bought 237 more. How many apples does she have now?

• 723

• 760

• 7230

• 713

If a bakery sold 543 cupcakes in the morning and 289 cupcakes in the evening, how many cupcakes did they sell in total?

• 832

• 8321

• 632

• 1000

Calculate: 598 + 347

• 845

• 945

• 693

• 712

Estimate the sum of 421 + 289 to the nearest hundred.

• 700

• 800

• 600

• 900

There are 654 students in a school. If 287 more students join, how many students are there in total?

• 941

• 569

• 846

• 732

A farmer harvested 789 watermelons and then harvested 345 more. How many watermelons did the farmer harvest in total?

• 1245

• 1124

• 1134

• 1000

Find the sum of 456 + 378

• 612

• 834

• 732

• 890

Estimate the sum of 543 + 421 to the nearest hundred.

• 950

• 800

• 900

• 1000