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100
Decompose 54.312 so that you have the greatest number of ones.
54 ones, 3 tenths, 1 hundredth, 2 thousandths
100
Compare using >, <, or =. 0.6 0.251
0.6 > 0.251
100
Show how you would write 3.3 on the place value chart. Explain why the value of the 3's is different. Use the words "ten times as much" or "one tenth of" in your answer.
3 in the ones place, 3 in the tenths place. The 3 in the ones place is 10 times as large as the 3 in the tenths place OR The 3 in the tenths place is one tenth of the value of the 3 in the ones place.
100
What is 5.4 x 10 to the 3rd power?
5,400
100
What is 50 x 10? Use a place value chart to show your thinking.
500
200
Round 244 to the nearest ten. Use a place value chart and the vertical number line.
240
200
Order the following numbers from least to greatest. 0.57 0.547 1.3 1.154
0.547, 0.57, 1.154, 1.3
200
What is 2.3 in unit form?
2 ones 3 tenths
200
3.2 divided by 10 to the second power?
0.032
200
What is 1,000 divided by 345? Use your place value chart to show your thinking.
.345
300
Round 1.57 to the nearest tenth. Use a place value chart and the vertical number line.
1.60
300
Compare using >, <, or =. 12 tenths 1.2
12 tenths = 1.2 1.2 = 1.2
300
What is 145.2 in word form?
One hundred forty-five and two tenths.
300
A number was rounded to the nearest tenth and the answer was 2.4. Which of the following could have been the original number? 2.221 2.35 1.0 2.24
2.35
300
What is 19,340 x 1,000? Use your place value chart to show your thinking.
19,340,000
400
Round 49.67 to the nearest one. Use a place value chart and the vertical number line.
50
400
Compare using >, <, or =. 1 ten 2 tenths 3 thousandths 1.203
1 ten 2 tenths 3 thousandths > 1.203 10.23 > 1.203
400
Write 2 tens 1 tenth 3 hundredths 5 thousandths in standard form.
20.135
400
What is 230 x 10 to the fourth power?
2,300,000
400
What is 4031.2 divided by 100? Use your place value chart to explain your thinking.
40.312
500
Round 8.848 to the nearest hundredth. Use a place value chart and the vertical number line.
8.85
500
Compare using >, <, or =. 5 x 1/10 + 8 X 1/100 0.85
5 x 1/10 + 8 x 1/100 < 0.85 0.58 < 0.85
500
Write 4.972 in expanded form using fractions.
4 x 1 + 9 x 1/10 + 7 x 1/100 + 2 x 1/1,000
500
Explain how you would use a place value chart to show how to find the answer to 1.32 x 100.
Place a 1 in the ones place, a 3 in the tenths place, and a 2 in the hundredths place. All digits will shift 2 places to the left because there are 2 zeros in 100. Also, since we are multiplying, we know we are shifting to the left because our number is getting larger.
500
How much larger is the 5 in 50,134 than in 12,500?
100 times