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Procedures

Published on Nov 19, 2015

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PRESENTATION OUTLINE

1.

case study

pre-algebra problem solving
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2.

misunderstanding:

word problems
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3.

not knowing what type of equation

TO CREATE BASED ON THE WORD PROBLEM
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4.

she didn't understand what was required

 OF HER MATHEMATICALLY AFTER READING THE EQUATION
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5.

she would often do the inverse equation

when given a word problem
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6.

why?

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7.

misinterpreting the text

IN THE WORD PROBLEM
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8.

her equations + solving of the equations

were correct
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9.

Given the problem:
Alejandra makes quilts. She can make 7 quilts with 21 yards of material. How many yards of material would be needed to make 12 quilts?

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10.

she would do:

7*21 = 147 then 147*12=1,764
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11.

her first step is

inverse of what she is supposed to do
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12.

which caused her

 answer to come out wrong
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13.

symbolic: used white boards to write the problem

circle + underline the important parts
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14.

pictorial: we drew images on our white

BOARD TO ACCOMPANY THE WORD PROBLEM + OUR EQUATIONS
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15.

concrete: used counters to break down

THE STEPS THE PROBLEM + MODEL WHAT TO DO
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16.

literature review:

mystery math: a first book of algebra
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17.

literature review:

amazing visual math
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Gianna Fogelbach