Estimate to the tens place.

488 − 351 =

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!)

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

what is the sum of 725 + 248 ?

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

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

Estimate the sum of 57+99 by rounding to the nearest tens

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

Estimate the difference of 412 - 257 by rounding to the nearest hundreds

A museum has 237 works of art on the first floor. The second floor has 349 works of art. About how many works of art in all? (Use rounding to the greatest place value.)

Estimate the answer by rounding to the nearest tens.

506 + 397

Subtract the following numbers by rounding to the nearest 100

756 - 549 =

What is my first step when adding and subtracting?

9. In the number 4,678 which digit is in the tens place?

Find the difference.

293 - 256

what is the estimated difference for

786 - 245 ( Round to the nearest tens )