Vocab
Inequalities
Percentages, Decimals, and Fractions
Measurement Conversions
100
What is an inequality? Write all of the symbols that could be used it one!
An inequality compares two values, showing if one is less than, greater than, or simply not equal to another value.
> >= < <=
100
Is c = 2 a solution to the inequality below? Why or why not?
2 < c
No because the inequality states that c is greater than 2, but not greater than or equal to.
100
Convert 3/100 into a decimal then percentage
3/100 = 0.03 = 3%
100
Tell me how many inches are in a foot, how many feet are in a mile and a yard!
12 in = 1 ft
5280 ft = 1 mile
3 ft = 1 yd
200
Tell me the similarities and differences between a ratio and a rate!
A Ratio is a comparison of 2 numbers.
A Rate is the calculation of how fast something is changing.
Similarities: Comparing numbers.
Differences: One is only comparing while the other is using data to find the change.
200
Graph
x <= 2
on the number line
(Ms. Hunter will draw on board)
200
Convert 0.75 into a fraction then a percentage
0.75 = 3/4 = 75%
200
Tell me how many cups are in a pint, how many pints are in a quart, and how many quarts are in a gallon!
1 pint = 2 cups
1 quart = 2 pints
1 gallon = 4 quarts
300
Tell me how you would change from a fraction to a decimal to a percentage using
19/50
Fraction: 19/50 (cannot simplify)
Decimal: 19/50 = 38/100 = 0.38
Percentage: 0.38 x 100% = 38%
300
Include how you know!
x >= 5
300
Convert 0.47 into a percent then a fraction
0.47 = 47% = 47/100
300
Convert 77 miles to yards and then to feet!
77 miles = 135,520 yd = 406,560 ft
77 mi xx (5280 ft)/(1 mi) xx (1yd)/(3ft) = 135,520 yd
135520 yd xx (3 ft)/(1yd) = 406,560 ft
400
What is a unit conversion?
A unit conversion is when we transfer something from miles to feet.
400
How much more money does Wyatt need to save? Write an inequality and graph on a number line!
x >= 115
400
Convert 2/5 into a percent then a decimal
2/5 = 40% = 0.4
400
Convert 14 gallons into quarts, pints, and cups!
1 gallon = 4 quarts = 8 pints = 16 cups
14 gallons = 56 quarts = 112 pints = 224 cups
14 gal xx (4 quarts)/(1 gal) = 56 quarts
14 gal xx (8 pints)/(1 gal) = 112 pints
14 gal xx (16 cups)/(1 gal) = 224 cups
500
Tell me one new term you have learned and what it means!
Depends upon student answers
500
Write the inequality, solve for x, and write in $ how much each box can cost AT MOST!
5x <= 20
x <= 4
$4
500
Convert 86% into a decimal and then a fraction
86% = 0.86 = 43/50 (simplified!)
500
Convert 37km to m, cm, and mm!
1 cm = 10 mm
1 m = 100 cm
1 km = 1000 m
37 km xx (1000m)/(1km) = 37,000m
37000m xx (100cm)/(1m) = 3,700,000cm
3700000cm xx (10mm/1cm) = 37,000,000mm