What digit is in the ten thousands place?
198,752
9
489+230
719
748-374
374
How many groups?
What is the amount inside each group?
3x4
3 groups of 4
What is the x0 rule?
Anything x0 is 0
Write 527,834 in expanded form.
500,000+20,000+7,000+800+30+4
1,568+3,499
5,067
9,647-5,546
4,101
How many groups?
What is the amount inside each group?
7x6
7 groups of 6
What is the x1 rule?
anything x1 is itself
Round to the nearest 100
755
800
20,754+12,001
32,755
98,647-31,359
67,288
Make a repeated addition equation.
5x4
5+5+5+5=20
what is 2x8?
16
Round to the nearest 100,000
601,099
600,000
Estiamte sums by rounding to the nearest 100.
533+490
1,000
Estimate the difference by rounding to the nearest 100.
430-266
100
Are rows up and down or side to side?
Are columns up and down or side to side?
Rows are up and down. Columns are side to side.
what is 4x4?
16
Round to the nearest thousand.
472,861
473,000
Estiamte sums by rounding to the nearest 100.
786+122
900
Estimate the difference by rounding to the nearest 100.
910-733
200
Make an array of rows and columns.
3x9
what is 10x10?
100