Guided Practice (5.N.3.2)
Name: _________________________
Subtracting Fractions with Different Denominators Example : 3 4 − 1 3 =
To model fractions, start by dividing boxes and shading them. Draw horizontal lines for one fraction and vertical lines for the other. Then, redraw the boxes for each fraction and divide them by a common denominator (which is the denominator of the other fraction). Finally, subtract the fractions by marking out the boxes you need to subtract. 3 4 − 1 3
take away
1 9 2 − 1 4 2 There are 1 5 2 remaining.
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