Math Unit 3 Review Quiz

I have 17 ones and 3 ones. I add one more ten. Then what is my new number?

• 20
• 30
• 35

Answer explanation

Remember to add your ones together and then add ten to the number. So 17 + 3= 20; Then ad 10 to the number 20.

Which is another way to write 150?

• 15 tens

• 1 ten

• 15 hundreds

Answer explanation

How many total tens are in this number?

Which is another way to write this number? 560

• 5 tens and 0 ones

• 56 tens

• 560 hundreds

Which is a way to write the number 487?

• 8 hundreds, 4 ones, 7 tens

• 4 hundreds, 7 tens, 8 ones

• 4 hundreds, 8 tens, and 7 ones

I spy a number greater than 11 and less than 20. What could my number be?

• 22

• 16

• 10

I have the number 547. I switch the hundreds and the tens. What is my new number? Did my number increase or decrease?

• 547

  decrease

• 457

  decrease

• 745

  increase

Answer explanation

INCREASE- GET BIGGER

decrease- get smaller

Which equation is true?

• 652 > 562

• 367 > 587

• 115=125

What is 300 + 5 in standard form?

• 35

• 350

• 305

Answer explanation

How many hundreds are in 300?

How many tens?

How many ones in 5?

In the number 546- what is the value of the 4?

• 40

• 4

• 400

Answer explanation

What is the 4 worth ?

Start at the number 50 and count by 10's. WHAT are the NEXT 3 numbers?

50, _____, _____, _______

• 50,60,70

• 60,70,80

• 51,52,53