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Unit fractions on the number line
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Use unit fractions to think about the location of other fractions on the number line.
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Rounding challenge
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Give your brain a workout with these challenge problems on rounding.
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Zeros of polynomials & their graphs
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Select the graph that best suits a polynomial equation by considering the zeros of the polynomial.
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Visually compare fractions 1
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Practice comparing fractions with the help of visuals aides.
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Net change (algebraic)
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Solve real-world problems that involve rate of change and net change using integral calculus.
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Comparing probabilities
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Practice expressing probabilities in different forms (fractions, decimals, and percents).
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Point-slope form
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Write equations in point-slope form given two pairs of values, and convert the equation into slope-intercept form.
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Subsets of sample spaces
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Answer interesting questions about subsets of sample spaces.
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Round to nearest 10 or 100
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Practice rounding to the nearest ten and rounding to the nearest hundred.
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Matrices as transformations
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Match transformation matrices with a visual representation of their effect on the plane.
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Multiply fractions and whole numbers 2
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Practice matching fraction diagrams to multiplication expressions.
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Related rates (advanced)
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Solve more elaborate problems with related rates.
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Basic set notation
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The union, complement, and intersection of sets.
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Add and subtract using a number line
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Practice adding and subtracting numbers like 54 and 37 using a number line. Numbers used in these problems are all less than 100.
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Select strategies for adding within 100
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Practice telling which strategies work for adding two numbers within 100.
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Add and subtract within 100 word problems 2
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Practice solving word problems with addition and subtraction. These questions are comparison problems including difference unknown, smaller value unknown, and bigger value unknown. Numbers used are 100 or less.
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Find the missing number (add and subtract within 100)
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Practice solving problems like "___ - 45 = 27" where you have to figure out the missing value in an addition or subtraction equation.
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Challenging add and subtract word problems (within 100)
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Practice solving more challenging addition and subtraction word problems with "more" and "fewer". Multi-step problems are also included. Numbers used are 100 or less.
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Break apart 3-digit addition problems
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Practice breaking apart big addition problems using place value. For example, 234+567 is the same as 200+500+30+60+4+7.
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Tell time without labels
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Tell time on unlabeled analog clocks.
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