Number Sense
Write 684 in expanded form.
600 + 80 + 4
Find the sum: 246 + 132
378
You have $5.50 and spend $2.50. How much money do you have left?
$3.00
A pencil is 7 centimeters long. A crayon is 5 centimeters long. How much longer is the pencil?
2 centimeters
Round 47 to the nearest ten.
50
Which number is greater: 397 or 379?
397
Find the difference: 583 − 241
342
Mia has $24.50. She earns $17.00 for helping her neighbor. How much money does she have now?
$41.50
A ribbon is 12 centimeters long. You cut off 4 centimeters. How many centimeters of the ribbon are left?
8 centimeters
Round 83 to the nearest ten.
80
Write the number that is 100 more than 526.
626
A school collected 275 cans on Monday and 348 cans on Tuesday. How many cans did they collect altogether?
623 cans
Sarah has $448.00. For babysitting this week, she was paid $206.00. Then how much money did Sarah have?
$654.00
The minute hand is pointing to the 6 and the hour hand is between 2 and 3. What time is it?
2:30
Start at 6 and count by 3s. What are the next five numbers?
9, 12, 15, 18, 21
Put these numbers in order from least to greatest: 418, 481, 148, 814
148, 418, 481, 814
A library had 724 books. Students checked out 286 books. How many books are still in the library?
438 books
Round $7.64 to the nearest dollar.
$8.00
The time is half past 6 in the evening. What time is it?
6:30
What is the rule for this pattern? 14, 24, 34, 44, 54
Add 10
I am a three-digit number. My hundreds digit is 7. My tens digit is 3. My ones digit is 9. What number am I? Now write it in expanded form.
739; 700 + 30 + 9
Find the missing number: □ + 248 = 615
367
A book costs $18.75 and a game costs $24.50. How much will you spend altogether?
$43.25
A thermometer reads 65°F. The temperature rises 8 degrees. What is the new temperature?
73°F
A pattern starts at 5 and increases by 4 each time. What are the next six numbers?
9, 13, 17, 21, 25, 29