Rounding
Add Three-Digit Numbers
Subtract Three-Digit Numbers
Compare Three-Digit Numbers
Two-Step Word Problems
Measure with Inches and Centimeters
100
Round 87 to the nearest ten.
90
100
246 + 382 = ?
628
100
756 - 234 = ?
522
100
Write >, <, or =.
576 ____ 528
>
100
There are 18 students in a classroom. Then 7 more students enter the classroom. The teacher teacher splits them into two teams. There are 13 students on one team. How many are on the other team?
18 + 7 - 13 = students on other team
18 + 7 = 25
25 - 13 =12
There are 12 students on the other team
100
How many inches long is this crayon?
3 inches
200
Round 329 to the nearest hundred.
300
200
408 + 329 = ?
737
200
541 - 226 = ?
315
200
Write >, <, or =.
425 ____ 426
<
200
Jimmy has 24 cookies. He eats 6 cookies, then gives 4 to his mom. How many cookies does Jimmy have left?
24 - 6 - 4 = cookies left
24 - 6 = 18
18 - 4 = 14
14 cookies left
200
How many centimeters long is the train?
10 centimeters
300
Round 724 to the nearest ten.
720
300
737 + 186 = ?
923
300
835 - 474 = ?
361
300
Write >, <, or =.
836 ____ 834
>
300
Kemi has 22 pencils in her pencil case. She gives 14 pencils away. Then she gets more pencils from a friend. Now Kemi has 24 pencils. How many pencils does Kemi get from a friend?
22 - 14 + pencils = 24
22 - 14 = 8
24 - 8 =16
Kemi got 16 pencils from a friend.
300
What is the length of the crayon to the nearest 1/2 inch?
5 inches
400
Round 850 to the nearest hundred.
900
400
457 + 294 = ?
751
400
520 - 398 = ?
122
400
Write >, <, or =.
639 ____ 639
=
400
Will had 32 seashells. He dropped 2 and then found some more. Now he has 46 seashells all together. How many did he find?
32 - 2 + seashells = 46
32 - 2 = 30
46 - 30 = 16
Will found 16 seashells
400
How many centimeters long is the airplane?
14 centimeters
500
Round 963 to the nearest hundred.
1,000
500
678 + 742 = ?
1,420
500
902 - 356 = ?
546
500
568 ____ 598
<
500
Cliff has some berries in his basket. He picks 15 more berries. Then he gives away 28 berries to his friends. Cliff has 12 berries. How many berries did Cliff have in his basket to start?
some berries + 15 - 28 = 12 berries
12 +28 = 40
40 - 15 = 35
Cliff started with 35 berries.
500
How long is this crayon to the nearest 1/4 inch?
5 1/4 inches