Magnifying Glass Place Value Lab
0 / 13Magnifying Glass Place Value Lab
Compare digits that are worth 10 times as much or 1/10 as much.
Digits on the lab bench
Each place is worth 10 times the place to its right. Fill in each blank.
1.
Kenji's water tank holds 6,666 milliliters.
The 6 in the thousands place is worth . The 6 in the hundreds place is worth .
2.
Look at 6,666 again.
The 6 in the thousands place is worth times as much as the 6 in the hundreds place.
3.
A snail crawled 77.77 centimeters across the lab table.
The 7 in the tenths place is worth 0.7. The 7 in the hundredths place is worth . So 0.7 is times as much as 0.07.
4.
Amara's magnifier makes things look 10 times as long as they really are. Through the magnifier, a seed looks 50 millimeters long.
The seed is really millimeters long.
5.
Luis looks through a lens that makes things look 1/10 as long as they really are. He looks at a leaf that is 4 centimeters long.
Through the lens, the leaf looks centimeters long.
6.
A digit 3 is in the hundredths place, so it is worth 0.03. Then it moves one place to the left.
Now the 3 is in the tenths place. It is worth .
7.
A box holds 2,000 paper clips. The lab uses 1/10 of them for a magnet test.
The lab uses paper clips.
Compare the places
Choose, match, circle, and sort.
8.
Nadia measured a crystal that is 8.88 millimeters wide. How does the 8 in the tenths place compare to the 8 in the ones place?
9.
In 4.38, the 3 is worth 0.3. Which number has a 3 that is worth 10 times as much as the 3 in 4.38?
10.
Match each value to the value that is 10 times as much.
11.
In 520, the 2 is worth 20. Circle every number in which the 2 is worth 1/10 as much as the 2 in 520.
12.
Compare the first digit with the second digit. Is the first digit worth 10 times as much or 1/10 as much as the second digit?
Explain your thinking
Use place value words in your answer.
13.
Mia says the 4 in 0.45 is worth 10 times as much as the 4 in 4.5 because 0.45 has more digits. Is Mia right? Explain.