Place Value
Addition
Subtraction
Word Problems
Surprise!
100
In 68, it's the number in the ones place
8
100
12+12
24
100
18-5
13
100
Pete has 9 pencils. Jacob gives him 7 more. How many pencils does Pete have now?
16
100
What is this shape?
Triangle
200
Add 2 tens to the number 20.
40
200
25+15
40
200
48-28
20
200
There are 26 birds on a tree. After a loud noise, 17 birds fly away. How many birds are there left on the tree?
9
200
What kind of movie do people like the most?
Romance
300
The standard form for 4 hundreds, 2 tens and 9 ones.
429
300
154+132
286
300
52-15
37
300
There are 56 red paper clips and 38 blue paper clips in a box. How many paper clips are there in all?
94
300
How much money?
26 cents
400
The expanded form for 394.
300+90+4
400
272+165
437
400
155-128
27
400
Anna has $250. She spends $130 on a new phone. How much does she have left?
$120
400
What time is it?
4 o'clock
500
The standard form for 4 hundreds 10 tens and 12 ones.
512
500
457+258
715
500
413-137
276
500
Liam spends 1 hour doing his homework. Laura spends 35 minutes doing her homework. How many more minutes does Liam spend doing his homework than Laura?
25 minutes
500
How many more people prefer dogs rather than fish?
4