Place Value
7,000
324 x 3
972
12 x 14
168
A teacher buys 18 packs of pencils. Each pack has 24 pencils. How many pencils did she by?
432 pencils
What happens to the value of a digit when it moves one place to the left?
It value becomes 10 times greater
1,274 x 3
3,822
23 x 16
398
A school orders 36 boxes of notebooks. Each box has 25 notebooks. How many notebooks are ordered?
900 notesbooks
400 x 10?
4,000
868 x 4
3,472
126 x 24
3,024
A store has 14 shelves with 32 books on each shelf. Then 56 more books are added. How many books are there altogether?
14 x 3 = 448
448 + 56 = 504 books
3,000 x 10?
30,000
4,206 x 5
21,030
243 x 31
7,533
A school has 125 students going on a trip. Each student needs 3 tickets. The school already has 75 tickets. How many more tickets does it need?
125 x 3 = 375
375 - 75 = 300
A digit has a value of 60. It moves one place to the left. What is its new value?
600
9,372 x 7
65,604
358 x 42
15,036
A warehouse packs 24 boxes with 36 markers in each box. Then 128 markers are shipped out. How many markers are left?
24 x 36 = 864
864 - 128 = 736 markers