Multiplying with Decimals
Make an estimate for 6.8 x 96.78
Ex. What is 7 x 100 = 700?
Make an estimate for 13.5 / 7.11
Ex. What is 14/7 = 2?
This is a chart that uses a number line and Xs to represent a data set.
What is a line plot?
Solve:
3.153 x 10^3
What is 3,153?
This is the amount of mL in a 50 cubic centimeter block?
What is 50 mL?
Make an estimate for 21.9 x 0.633
Ex. What is 22 x 0.5 = 11?
Make an estimate for 17.8 / 0.49
Ex. What is 18/0.5 = 36? or 20/0.5 = 40?
These are 2 things do all line plots need aside from numbers and Xs.
What are titles and units?
Solve:
3.153 x 10^1
What is 31.53?
This is how many cm are there in a meter.
What is 100 cm?
Solve: 1.8 x 6.7
What is 12.06?
Solve: 67.6 / 0.25
What is 270?
Use the data to find the most common weight.
What is 7 and 1/4 pounds?
Solve:
3.153 / 10^4
What is 0.0003153
This is how many meters in a kilometer?
What is 1,000 meters?
Solve: Find the area of a rectangle that is 14.4 feet long by 18.5 feet wide.
What is an area of 266.4 SQUARE FEET?
Solve: 48.8 / 1.6
What is 30 and 1/2 or 30.5?
Use the data to find the difference between the biggest and smallest puppy.
What is 3/4?
Solve:
3.153 x 10^7
What is 31,530,000?
This is why is the Metric System an easier system than our US Customary System.
The Metric System is a base-ten system. All conversions are powers of ten.
Ex. 10mm = 1 cm
Solve: 79.78 x 92.6 =G
What is 7,387.628?
Write an equivalent problem for 56.8 / 0.8, then solve both problems.
What is Equivalent Problem: 568/8 = 71
So, 56.8/0.8 = 71?
Find the total of all of the puppy weights.
Solve:
3.153 / 10^8
What is 0.00000003153?
A desk is 2.5 meters high. A fish tank is 35 centimeters tall. This is the height from the ground to the top of the tank if it’s placed on the desk.
What is 285 cm or 2.85 meters?