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021_G4U17_G4U17˙—» ¿º 2011.3.23 4:29 PM ˘ ` 10 PDF_In 2540DPI 150LPI T
Activity 4 Subtracting Mixed Numbers
Learn how to subtract mixed numbers using a model.
Subtract. 2 3 1 1
4 4
Color 2 3 .
4
Cross out 1 .
4
Then cross out 1 from the remaining colored parts.
There are two 1 colored bars left.
4
There is 1 whole colored bar left.
2 3 1 1 1 2
4 4 4
1 . Subtract the mixed numbers using the method above.
a. 4 6 2 2 b . 5 1 2 2
9 9 3 3
10
Activity 4 Subtracting Mixed Numbers
Learn how to subtract mixed numbers using a model.
Subtract. 2 3 1 1
4 4
Color 2 3 .
4
Cross out 1 .
4
Then cross out 1 from the remaining colored parts.
There are two 1 colored bars left.
4
There is 1 whole colored bar left.
2 3 1 1 1 2
4 4 4
1 . Subtract the mixed numbers using the method above.
a. 4 6 2 2 b . 5 1 2 2
9 9 3 3
10
