Review NBT

Review NBT

Let's review!!

Difference is a key word for subtraction.

Start in the ones place value and take away the difference. If the digit on top is smaller, borrow from the next place value.

REMEMBER: your answer should be smaller in the end.

Fill in the Blanks

What is the difference of 84,721 and 56,464?

When rounding make sure to underline the place value that you are rounding to and circle the place value behind it.

5 or more change the score, 4 or less let it rest!!

Everything in the place values that are greater stay the same, everything behind becomes a zero.

Multiple Select

Select all the numbers that round to 24,000

• 24,651

• 24,431

• 23,721

• 24,611

• 23,122

Expanded form of a number is how much each digit in a place value is worth.

If you use a place value chart, you can put each digit where it belongs to get your answer.

Fill in the Blanks

Write 7 x 10,000 + 2 x 1,000 + 5 x 100 + 2 x 1 as a number.

Comparing numbers is to see what number is bigger or smaller than the other or if the numbers are equal.

Put your numbers in a place value chart, start with the biggest place value and see which digit is bigger. If the same, move to the next place value to the right.

Multiple Choice

Compare

23,456 __ 22,987

• >

• <

• =

Standard form is a number made up of digits.

You can use a place value chart to fill in each place value that a digit belongs.

Fill in the Blanks

Reggie comes up with a number. He puts a 7 in the ten-thousands place, a 3 in the hundreds, a 5 in the thousands and a 9 in the ones. What is his number in standard form?