Fall Math Review

Fall Math Review

Place Value

Tells the value of digit.

Places: Ones, Tens, Hundreds, Thousands, Ten Thousands, Hundred Thousands, Millions

Use a Place Value Chart to help you find out what the value is

Multiple Choice

What is the value of 3 in 239,569?

• 30,000

• 300,000

• 3,000

• 3

Open Ended

What is the name of the place value of the 2 in 54,278?

Comparing Numbers

To see which number is larger:

1. Start at the highest place value

2. Check each place until a number is bigger or smaller

3. Use your place value skills

Multiple Choice

Which number is bigger?

234,876 or 234,976

• 234,876

• 234,976

Multiple Choice

Which place value is it bigger in?

234,876 or 234,976

• Thousands

• Ones

• Hundreds

• Tens

How many times bigger?

Remember that each place value is 10 times as great.

Example:

600 is ten times bigger than 60

Multiple Choice

Tom wrote the number 45,378. Jill wrote the number 36,721. How many times greater is the digit 7 in Jill's number than the digit 7 in Tom's number?

• 10 times greated

• 100 times greater

• 1,000 times greater

• 10,000 times greater

Rounding

Find the place value you are rounding to

Look at it's neighbor

5 or higher bump it up

4 or lower leave it alone

Multiple Select

When rounding to the nearest thousand, select ALL numbers that round to 23,000.

• 3,210

• 24, 200

• 23,489

• 22,680

• 123,089

Multiple Choice

Round 23,476 to the nearest thousand

• 23,500

• 24,000

• 23,000

• 25,000

Adding

Add from right to left

Carry if it equals more than 10

Make sure you line everything up by place value

Multiple Choice

Devin put 119 pencil boxes, 83 scissors, and 148 notebooks in the storage room. How many items in all did Devin put in the storage room?

• 230

• 350

• 1,070

• 1,097

Subtracting

Line up in by place value

Subtract from right to left

Barrow if there is a 0 on top or the number on top is less than the bottom

Open Ended

4, 839 − 1, 944 =

Multiplication

Start from right to left

Remember to regroup

Open Ended

Write a story for the following multiplication problem: 3 x 4 = 12

Multiple Choice

A horse has four legs. How many legs do 24 horses have?

• 88

• 90

• 86

• 96

Division

Remember

Dad-Divide, Mom-Multiply, Sister- Subtract, Brother-Bring Down, Rover- Repeat/Remainder

Open Ended

326 divided by 2

Poll

How much do you remember from the first half of the school year?

• ALL OF IT! I am rocking it!

• Most of it. I still need practice with some stuff.

• Almost none. I forgot a lot of it.

• I am totally lost!!!!