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Multiplication & Division
100
Use an area model to show
3/4 xx2/5
100
1/4 xx 1/3
100
There are 5 times as many boys playing soccer than girls.
100
100
Miss Frahm brought 7 pounds of trail mix to the picnic. She wants to share it equally among her 12 students. How much trail mix will each student get?
Write and solve an equation.
7 ./. 12= 7/12 pounds
100
2/3xx9/12
18/36 =9/18 =3/6 =1/2
200
1/3xx 1/5 = 1/15
200
2/5 xx 2/4
200
There are
1/5
times as many girls playing soccer as boys.
200
200
10 students want to share 4 brownies equally. How much will each person get? Draw a model to help you solve.
200
9 ./. 5
9/5 = 1 4/5
300
2/5 xx 3/5 =6/25
300
3/7xx4/5
300
There are 10 times as many slides as picture books.
300
300
Will the product of
1/3 xx 7
be greater than 7, less than 7 or equal to 7? How do you know?
Less than 7. 1/3 is less than 1 whole, and any time you multiply a whole number (n) by a number less than 1, your answer will be smaller than that whole number (n).
300
1/3 ./. 1/6
6/3 or 2
400
3/5xx 3/4 = 9/20
400
5/7xx2/5
400
There are
1/10
as many picture books as slides.
400
400
How many
1/2
are in 5? Use a picture to help you explain.
400
1/7 ./. 3
1/21
500
3/5 xx 5/7 = 15/35 or 3/7
500
3/8xx3/4
500
500
500
Miss Frahm's mom is making bows for holiday gifts. She bought 8 yards of ribbon. If each bow uses 1/3 yards, how many bows can she make? Use a model or an equation to help you solve.
500
5/20 xx 4/7
20/140=10/70=5/35=1/7