5th Grade, Unit 6 Decimal and Fraction Operations

Conversions

100

How many cm are in 1 meter

100 cm

200

How many mm are in 1 meter?

1000 mm

300

How many meters is 0.25 km?

250 m

400

A running path is 26,400 feet long. How long is the running path in yards?

8,800 yards

500

A family bought 8 quarts of milk. How many gallons is that?

2 gallons 

Adding Fractions w/ unlike denominators

100

1/2 + 1/4=

3/4

200

1/6 + 2/3=

5/6

300

1/5 + 3/10=

5/10 OR 1/2

400

6/12 + 2/6=

14/12 OR 1 2/12 Or 1 1/6

500

 2/7 + 7/14=

  11/14

Subtracting fractions w/ unlike denominators

100

1/2 - 1/4=

1/4

200

2/3 - 1/6=

3/6 OR 1/2

300

1/5 - 1/10=

1/10

400

2/4 - 2/8=

 2/8 OR 1/4

500

4/6 - 1/12=

7/12

Adding and subtracting mixed numbers w/ unlike denominators

100

 3/4 + 2/3=

17/12  OR 1 5/12

200

1/4 + 5/12=

8/12 OR 2/3

300

2/4 + 4/16=

12/16 OR 3/4

400

3/5 - 4/15=

5/15 OR 1/3

500

2/7 - 2/21=

4/21

Mix

100

True or False: 14.2 × 10³ = 1,420

False. It should be 14,200

200

Shawn had 4  3/5  pounds of potatoes and used 1  2/3  pounds to make mashed potatoes. How many pounds of potatoes does Shawn have left?

2  14/15 or equivalent

300

True or False: 34.6 ÷ 10² = 0.346

True! 

400

Line plot questions, show what you know 6.18. See picture

11/8 or 1 3/8

500

Line plot questions, show what you know 6.19. See picture. 

1 2/8 and 1 4/8 or 1 1/2