Counting Forwards
Notes to Future Forgetful Self
Expanded Form
100
Starting at 345, count on by 5 to complete this pattern.
345, ___, ___, ___, ___,
350, 355, 360, 365
100
Fill in the blank by using the words provided:
(compare, numeric, position, expanded)
Place value describes the value of a digit based on its _____________ in a number.
position
100
Record the number in expanded form.
1000 + 200 + 20 + 6
200
Starting at 515, count on by 5 to complete the pattern.
515, ___, ___, ___, ___
520, 525, 530, 535
200
Fill in the blank using the words provided:
(compare, numeric, position, expanded)
The number two hundred thousand, seven hundred and fifty-six is written as _____________ form as 2756.
numeric
200
Record the number in expanded form.
2000 + 300 + 50 + 2
300
Starting at 610, count on by 10 each time to complete this pattern.
610, ____, ____, ____, ____
620, 630, 640, 650
300
Fill in the blank using the words provided:
(compare, numeric, position, expanded)
2756 can also be written in _____________form as 2000+700+50+6.
expanded
300
Record the number in expanded form.
3000 + 200 + 30 + 6
400
Starting at 875. Count on by 10 each time to complete this pattern.
875, ___, ___, ___, ___
885, 895, 905, 915
400
Fill in the blank using the words provided:
(compare, numeric, position, expanded)
Understanding the value of a number is important when we need to ________numbers in everyday life.
compare
400
Record the number in expanded form.
4000 +500 +50 + 5
500
Starting at 350. Count on by 25 each time to complete the pattern.
350, ___, ___, ___, ___
375, 400, 425, 450
500
Write each number in expanded form.
3218 = _______+_____+___+__
3000+200+10+1
500
What is place value?
Place value is the value of a digit based on its position in a number.
It tells us how much each digit is worth, depending on where it is.
600
Starting at 654, count on by 100 each time to complete the pattern.
654, ___, ___, ___, ___
754, 854, 954, 1054
600
Example 2
Write the value of the highlighted digits on your work sheets.
a) 6 ones
b) 2 thousands
c) 8 tens
d) 9 hundreds
e) 2 tens of thousands
f) 8 hundreds of thousands
600
What is expanded Notation?
Expanded notation is a way of writing a number that shows the value of each digit using multiplication.
It links each digit to its place value.
For example: 258 = (2x100) + (5x10) + (8x1)
700
Starting at 161, count on by 10 each time to complete the pattern.
161, ___, ___, ___, ___
171, 181, 191, 201
700
Write each number in numeric form:
a) 4 hundreds + 3 tens + 6 ones
b) 3 thousands + 8 hundreds + 7 tens + 9 ones.
c) 1 ten thousand+ 4 thousands+ 2 hundreds+ 2 ones
a) 436
b) 3879
c) 1422
d) 224 864
700
What is expanded form?
Expanded form is a way of writing a number to show the value of each digit.
It breaks the number into parts based on place value.
For example: 319 = 300+10+9