Ms. Duprey week 1

Fraction Addition

100

½  + ¼

 ¾

200

2/6 + ⅓

 ⅔

300

¾ + ⅓

13/12 or 1+1/12

400

1 + ¾ + ½

 2 + ¼ or 9/4

500

2 + ⅓ + 1 ⅕

53/15 or 3 + 8/15

Fraction Subtraction

100

¼ - 2/4

 -¼

200

2/4 - ½

0

300

⅗ - ⅓

 4/15

400

10/2 - ¾

17/4

500

1 ⅔ - 1 ½

 ⅙

Fraction Multiplication

100

½ x ½

 ¼

200

⅔ x ½

 ⅓

300

⅘ x ⅔

 8/15

400

1 ⅔ x 1 ¼

25/12 or 2 1/12

500

2 ¼ x 1 ⅕

 54/20 = 2 + 14/20 = 2 + 7/10

Fraction Division

100

½ divided by ⅓

 3/2

200

⅔ divided by ¼

8/3 = 2 + ⅔

300

⅗ divided by 3/6

18/15 = 6/5 = 1 + ⅕

400

1 ⅔ divided by ¾

 20/9

500

2 ⅓ divided by 1 ½

 14/9

Proportional Reasoning

100

Solve this proportion ⅔ = x/6

  x = 4

200

Solve this proportion ⅖ = 8/x

  x = 20

300

If I give you 5 M & Ms everytime I have 7, how many will you have when I have 42?

30

400

If driving 20 miles cost me $3.25 in gas, how much will 150 miles cost me (rounded to two decimal places)?

 $24.38

500

If I have a bigger rectangle with a width of 35 and length of 6 and the smaller rectangle is a similar shape and has the width of 10, what is the length (rounded to two decimal places)?

1.71