Unit 1 Metric Conversions

Steven goes to the grocery store and is looking at a winter squash. It has a mass of 1.8 kilograms. How many grams is the winter squash?

1800 grams.

John rode 2 kilometers on his bike. His sister Sally rode 3000 meters on her bike. Who rode the farthest and how much farther did they ride (answer in km)?

2<3

Carlos has a 1.2 meter long piece of wood. He wants to cut it into 3 equal lengths. How long should each piece be in millimeters?

Each third should be 400 millimeters.

Jessica is measuring two line segments. The first line segment is 30 cm long. The second line segment is 500 mm long. How long are the two line segments together? (answer in cm)

In total the length of the line segments are 50 centimeters long.

Sebastian studies from 3:15 - 4:45. His sister, Sasha studies from 4:30 - 6:15. Who studied longer and by how much?

Sasha has studied 15 minutes more than Sebastian.

It takes 3 hours to wash every window on a building. There are 30 windows. How many minutes does it take to wash each window?

3 hours = 180 minutes. = 180 minutes / 30 windows.

Walt grew 10 centimeters in 1 year. He is now 1.6 m tall. How tall was he 1 year ago?

1.5 meters

Peter is overweight. He is 105 kg. His aim is to lose 500 g per week. If he manages this, how many weeks will it be until he is 90 kg?

105000-(500/7)=90000=71 weeks.

There is a jar on the cabinet by the refrigerator. If Keona pours 114 ounces of water into the jar three times to fill it, how many quarts of water does it take to fill the jar? (round to the nearest whole number)

11

Kelsey has a new baby brother! He weighs 8 lbs 3 oz. The doctor said the baby should gain about 5 ounces per week. At that rate, how much should the baby weigh in 3 months (12 weeks)? In lb and oz

11lbs. 15 oz.

Lizzy saw a raccoon in her backyard last weekend. She putout some water and a bowl with 3 cups of food. The raccoon drank all the water and ate 1/2 the food. How many ounces term-25of food did the raccoon eat?

12

Michelle exercises for half an hour every day. How minutes in total does she exercise for 5 days?

150

Chase measured a line for his art project. It is 200 millimeters long. How many centimeters is the line?

20 centimeters long.

Jessica's shoebox is 20 centimeters long and 10 centimeters wide. How many more millimeters is the length of the shoebox than the width?

200 millimeters.

Cheryl is moving to a new house. Her old house is 3 kilometers from her new house. How many meters is the old house from the new house?

3000 meters away.

Mr. Martin's Spanish class is 45 minutes long. If it starts at 3:30, what time does it end?

4:15

Brad's father asked an engineer to survey the field behind their house. He wanted to plant some orange and tangerine trees there. According to the survey, the field is thirty-two feet long and six yards wide. What is the perimeter of the field in feet?

50

30 g serving of a certain breakfast cereal has 0.5 g of salt. How much salt would that be in milligrams

500 milligrams of salt.

Lois wants to send a box of oranges to a friend by mail. The box of oranges cannot exceed a mass of 10 kg. If each orange has a mass of 200g, what is the maximum number she can send?

She can send 50 because 100 kg÷0.2g=50.

Mary buys a reel of thread. There are 10 m of thread on the real. She uses 210 cm. How much is left on the reel in centimeters?

She has 790 centimeters left of thread.