Module 1 Review

Module 1 Review

Review

The few slides will be a review of everything we have learned so far in math class. Some slides will have a video. Watch it if you need help.

COMPARING DECIMALS

Multiple Choice

Compare the following.

0.5 and 0.227

• >

• <

• =

Multiple Choice

27 tenths and 2.5

• >

• <

• =

Multiple Choice

2 tens, 3 tenths, one thousandth and 20.31

• >

• <

• =

Multiple Choice

Which picture correctly represents 5.55 on a place value chart.

Multiply and Divide Using Place Value

Remember: The number of 0's in our base 10 tells us how many times our digits are moving. If we are dividing our digits shift to the right, if we are multiplying our digits shift to the left.

Multiple Choice

5.55 x 10,000=

• 555

• 0.0555

• 55500

• 55.500

Open Ended

Divide your answer to the previous question by

 $10^2$  

Multiple Choice

What is

 $10^3$  

• 10

• 100

• 1,000

• 10,000

Multiple Choice

What is

 $10^4$  

• 10

• 100

• 1000

• 10,000

Multiple Choice

3.12 x  $10^3$  =  

• 312

• 3120

• 3.120

• 0.312

Rounding and Conversions

Remember , when we round numbers we identify the number in the place value we are rounding to and look next door to determine if we are rounding up or if our number stays the same.

Multiple Choice

Round 3.351 to the nearest tenth.

• 3.35

• 3.4

• 3

• 3.5

Multiple Choice

Round 3.449 to the nearest hundredth

• 3.4

• 3.45

• 4

• 3.44

Multiple Choice

Round 3.452 to the nearest whole.

• 3

• 2

• 1

• 3.4

Multiple Choice

Convert 3.351cm to meters.

• 335.1 meters

• 0.3351 meters

• 33.51 meters

• None of the above

Open Ended

List the following number in order from least to greatest.

0.97, 0.947 , 1.5, 1.268

Multiple Choice

1.268 x 100=

• 126.8

• 12.68

• 1268

• 0.268

Decimals

Adding, Subtracting and Multiplying Decimals

Open Ended

Dr. Mann mixed 9.357 g of chemical A, 12.082 g of chemical B, and 7.502 g of chemical C to make 5 doses of medicine.

How many grams did he make by mixing Chemical A, B and C?

Open Ended

4.6 x3 =

Open Ended

45.32-16.08 =

Open Ended

12.13+ 9.08=