Multiply&Divide Fractions

Multiply fractions - use the area model EX: 3/4 x 2/3 The numerator is the number of boxes double shaded and the denominator is the total number 3/4 2/3 Shade in 3 rows and 2 columns 6/12 is the answer use the area model to multiply the fractions Show your work on separate paper 2/3 x 5/6 = Draw a square - make 3columns and shade 2 Make 6 rows and shade 5 The numerator is the number of boxes with both colors The denominator is the totalnumber of boxes Use the area model to multiply the fractions Show your work on separate paper 5/7 x 6/8 = Draw a square - make 7 columns and shade 5 make 8 rows and shade 6 The boxes shaded with both colors is the numerator the denominator is the total number of boxed Use the bar model to show whole number divided by a fraction: EX: 6 ÷ 1/4 Count the number of pieces this is your answer Divide each bar into the number of pieces of the denominator Use the bar model - draw 4 rectangles - divide each bar into 5 sections - count the total number of pieces - this is your answer show your work on separate paper 4 ÷ 1/5 = show your work on separate paper Use the bar model - make 8 rectangles - divide each into 3 pieces - count the total - this is your answer 8÷ 1/3 = 5 ÷ 1/2 = show your work on separate paper 6 ÷ 1/3 = 4 Use the area model to show a fraction divided by a whole number EX: 1/3 ÷ 4 1/3 Divide the model into3 columns (up&down) shade 1 columnand then divide into4 rowsThe numerator staysthe same and thedenominator is the total number of boxes 1/12 use the area model to represent a fraction dividedby a whole number draw a square - make 5 columns and shade in 1 make 3 rows the numerator stays the samethe denominator is the total number of boxes in the model show your work on separate paper 1/5 ÷ 3 use the area model to represent a fraction dividedby a whole number draw a square - make 9 columns and shade in 2 make 4 rows the numerator stays the samethe denominator is the total number of boxes in the model show your work on separate paper 2/9 ÷ 4 use the area model to represent a fraction dividedby a whole number draw a square - make 8 columns and shade in 1 make 2 rows the numerator stays the samethe denominator is the total number of boxes in the model show your work on separate paper 1/8 ÷ 2 show your work on separate paper 1/7 ÷ 4 show your work on separate paper 3/5 ÷ 6 Olivia ordered 4 pizzas. She wanted to sharethe pizza with her friends. She thinks that eachperson should get 1/4 of the pizza. How manypeople can Olivia feed? Model this on separate paper people can eat the pizza Miguel has a collection of marbles. 2/3 of them are blue. Of the blue marbles, 3/7 of them are light blue What fraction of all Miguel's marbles are light blue? Model this on separate paper are light blue A walking trail through the park is 7/8 of a mile. The city want to include 3 benches on the walking trail. How far apart will the benches be if their distances are equal? Model this on separate paper of a mile |

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