One Step Addition and Subtraction

Estimate to the tens place.

488 − 351 =

• 200

• 130

• 160

• 140

237 fifth graders and 346 fourth graders went on a field trip. Estimate how many more fourth graders were on a field trip than fifth graders. (hint: you need to subtract!)

• 200 more

• 500 more

• 300 more

• 100 more

There were 323 postcards on the table. Maitha and Hasna use 125 of them. How many postcards were left?

• 128

• 198

• 188

• 178

what is the sum of 725 + 248 ?

• 923

• 900

• 873

• 973

There are 355 students at Rescue Elementary. There are 266 students at Jackson Elementary. How many students are at the two schools altogether?

• 621

• 521

• 600

• 700

There are 179 children playing on the boring playground. There are 213 children playing on the fun playground. How many children are playing?

• 312

• 290

• 392

• 892

Mr. Fahad has 82 pencils. Then he sells 56 pencils. How many pencils does he have now?

• 24

• 25

• 26

• 27

Estimate the answer by rounding to the nearest tens.

506 + 397

• 900

• 800

• 910

• 903

What is my first step when adding and subtracting?

• Go to the tens place

• Go to the hundreds place

• Go to the ones place

• Go to the thousands place

Find the difference.

293 - 256

• 30

• 39

• 35

• 37