# Math Replacement Update January 29, 2015

```Math Replacement
Update
January 29, 2015
Topics Covered
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Use Multiplication/Division Fact
Triangles to generate fact families
and to practice division facts. Write
multiplication and division number
sentences.
Write multiplication and division
number sentences and use
extended facts to solve problems.
Students use number lines to
visualize the relationship between
successive places in decimals. They
practice identifying places in
decimals and the values of the digits
in those places.
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Topics Covered
Students measure to find angle
sums for triangles, quadrangles,
pentagons, and hexagons. They use
the pattern in these sums to devise
a method for finding the angle sum
for any polygon.

Find the value of one variable in a
formula when the values of other
variables are given.
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Examine how formulas are derived
and to evaluate formulas
Review polygon attributes and
vocabulary. Compare and contrast
polygon attributes using angle
measurements.
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Review positive and negative
numbers in addition, subtraction,
multiplication, and division.

Review proper, improper, and mixed
numbers in addition, subtraction,
multiplication, and division.
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Review decimals in division.
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Apply angle measure in problem
solving.
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Create tessellations using more
than one polygon shape.
Students review basic concepts and
notation for decimals for tenths and
hundredths.
Coming Up
Coming Up
Coming Up
- - - - Week of February 1 - - - -
- - - - Week of February 1 - - - -
- - - - Week of February 1 - - - -
Model whole numbers and decimals
through hundredths using base-10
blocks.
Compare and order whole numbers
and decimals through hundredths.
- - - - Week of February 8 - - - 
Topics Covered
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Use the partial-quotients algorithm
for problems.
Use divisibility rules to identify
multiples.
- - - - Week of February 8 - - - -
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Use multiplication and division facts
to find equivalent fractions and
simplify fractions.
Apply the concept of a multiple to
rename fractions with a common
denominator and compare fractions.
- - - - Week of February 8 - - - -
 Make magnitude estimates for
 Apply concept of GCF and divisibility
Estimate sums and differences of
quotients.
rules to rename percents as
decimals; explain the strategies
fractions.
used.
 Write and solve number sentences
that model division number stories.
 Multiply a whole number by a
Add and subtract decimals to the
fraction or a decimal.
hundredths place
st
SCHOLASTIC DYNAMATH / MATH MAGAZINE are DUE  Monday, February 1
```