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Properties of Addition and Subtraction
In this using properties to solve word problems, students find the sums and differences of two-digit numbers using the zero property and the order property of addition to problem solve. Students solve six problems.
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Athletes: Brain Teaser
In this brain teaser worksheet, students solve 1 short answer word problem. Students determine who out of four people is a golfer given various information about the four people.
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Direct, Inverse and Joint Variation
Eleventh graders identify, create and solve word problems involving inverse variation. In this algebra lesson, 11th graders solve problems using direct, inverse and joint variation. They identify problems using these methods.
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Lines in the Plane
Students differentiate between parallel and perpendicular lines. In this algebra lesson plan, students graph linear equations using the slope intercept form. They classify lines based on their slopes.
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MA 371 Homework 1: Vectors
In this vectors worksheet, students solve 7 short answer problems. Students find vectors that are orthogonal. Students solve systems of equations by converting matrices into reduced row echelon form.
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Counting on Coins
Students count coins. In this currency and mathematics lesson, students use skip counting to figure the value of a group of coins. Students use plastic replica coins and real coins.
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Equations in Motion: Design and construct a mobile
Students participate in a lesson that covers the concepts of solving equations and inequalities. To master the concept they must demonstrate visually and verbally how both sides of an equation must be balanced. They construct a balanced...
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Writing Number Sentences
Students practice writing number sentences. After reading real world problems, they describe the same situation by writing a number sentence. Students use algebra tiles, or counters, to demonstrate the use zero pairs in solving...
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Graphing Applications
In this graphing applications worksheet, learners derive equations for 4 word problems. Students then define variables, find intercepts, graph the equations, and interpret the slopes.
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Areas Under Curves: An Astronomical Perspective
In this area under the curve worksheet, students use a graph of the number of exoplanets discovered and the year they were discovered to solve 5 problems. Students find the total area under the curve, they find the total number of...
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Spotting an Approaching Asteroid or Comet
In this asteroid and comet worksheet, students read about the formula used to determine the brightness of asteroid. They apply this formula to solve 2 problems about asteroids and their brightness.
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Correcting Bad Data Using Parity Bits
In this parity bits worksheet, students read about pixels and data strings. Students are given 2 data strings that are corrupted by cosmic ray glitches and they identify the bad data and create a valid data string.
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Radon Gas in the Basement: A Radiation Hazard
In this radon gas worksheet, students read about the harmful effects of radon exposure over time. They use a map that shows radon gas zones to answer 3 questions about exposure to the gas and the amount of radiation that humans get from...
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Solar Storm Energy and Pie Graphs
In this solar storm energy and pie graphs worksheet, students solve 5 problems using pie graphs that show the amount of solar energy that is converted into radiation, kinetic energy, flare energy and flare energy that is lost to working...
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A Matter of Timing
In this orbital period learning exercise, students solve 2 problems about satellites and their orbits. They determine how many days it takes for two satellites to be in "opposition", they find the least common factor between their orbit...
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Equations with one Variable
In this algebra activity, students solve word problems by rewriting it as an equations and solving for the unknown. There are 4 questions with an answer key.
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Cosmic Bar Graphs
In this cosmic bar graph worksheet, students solve 2 problems using given bar graphs that plot the number of galaxies vs. the galaxy type and the number of gamma-ray bursts vs. the burst classification. Students find the fraction of...
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Craters on the Moon
In this moon craters worksheet, students use a high resolution image of the lunar surface and calculate the image scale in meters per millimeter. They use the image scale to find the largest crater in the image, the smallest crater, the...
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Mars Rover Landing Site
For this Mars Rover Landing worksheet, students are given an image of Mars near the Bonneville Crater. Students determine the image scale in the diagram and use it to find the diameter of the Bonneville Crater, the width of the Rover's...
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The Last Total Solar Eclipse...Ever!
In this total solar eclipse instructional activity, students solve 7 problems about the angular size of the moon, the distance the sun and moon should be to match in diameter, the number of years it will take for the moon to be at a...
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Exploring a City from Space
In this exploring cities from space worksheet, students use a satellite image from the QuickBird Satellite to determine the image scale. They use the image scale to calculate the length of the Bellagio Hotel in Las Vegas, the length of a...
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Variables and Expressions from Around the Cosmos
In this variables and expressions worksheet, students solve 7 problems using different mathematical formulae to find the length of Earth's day in the future, the distance to the galaxy Andromeda, the temperature of a gas cloud emitting...
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Fractions and Chemistry
In this fractions in chemistry learning exercise, students solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the creation...
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Craters are a Blast!
In this craters activity, learners solve 3 problems including converting units of Joules into a number equivalent to a one-megaton nuclear bomb, finding the diameters of craters in a given picture and determining the energy needed to...