### calendar math

by **maddielou**

Orange

The date is July 26, 2009.

The number name is twenty-six.

The standard form is 26.

The roman numerals are XXVI.

The expanded form is 20+6=26.

The number is composite.

Green

The number name is twenty-two.

The ordered form is 22nd.

The roman numerals are XXII.

The standard form is 22.

The expanded form is 20+2=22.

There are 78 days until 100.

The fraction is 22/100.

Pink

The number name is forty-four.

The standard form is 44.

The roman numerals are X X X X I V.

The expanded form is 40+4=44.

The number rounded is 40.

The place value is 4 tens 4 ones.

Blue

3,3,7,4,1

The mode is 3.

The median is 3.

The range is 6.

The mean is 4.

The most likely color is Red.

The least likely color is Green.

1,4,2,5,3,7,5

The rule is +3 -2.

Yellow

There is one line of symmetry on a w.

Parallel lines never touch.

Intersecting lines touch.

An acute angle is less than 90 degrees.

A right angle is 90 degrees.

An obtuse angle is more than 90 degrees.

A straight angle is 180 degrees.

### calendar math

by **maddielou**

Orange

The date is July 25, 2009.

The number name is twenty-five.

The standard form is 25.

The roman numerals are XXV.

The expanded form is 20+5=25.

The number is composite.

Green

The number name is twenty-one.

The ordered form is 21st.

The roman numerals are XXI.

The standard form is 21.

The expanded from is 20+1=21.

There are 79 days until 100.

The fraction is 21/100.

Pink

The number name is forty-two.

The standard form is 42.

The roman numerals are X X X X I I.

The expanded from is 40+2=42.

The number rounded is 40.

The place value is 4 tens 2 ones.

Blue

3,3,7,4,1

The mode is 3.

The median is 3.

The range is 6.

The mean is 4.

The most likely color is Red.

The least likely color is Green.

The rule is +3 -2.

Yellow

There is 1 line of symmetry on a w.

Paralle lines never touch.

Intersecting lines touch.

An acute angle is less than 90 degrees.

A right angle is 90 degrees.

An obtuse angle is more than 90 degrees.

A straight angle is 180 degrees.

### calendar math

by **maddielou**

Orange

The date is July 22, 2009.

The number name is twenty-two.

The standard form is 22.

The roman numerals are XXII.

The expanded form is 20+2=22.

The number is composite.

The fact family is 11,11,22

11+11=22

22-11=11.

Green

The number name is eighteen.

The ordered form is 18th.

The roman numerals are XVIII.

The standard form is 18.

The expanded form is 10+8=18.

There are 82 days until 100.

The fraction is 18/100

Pink

The number name is thirty-six.

The roman numerals are X X X V I.

The standard form is 36.

The expanded form is 30+6=36.

The number rounded is 40.

The place value is 3 tens 6 ones.

Blue

4,4,6,3,1

The mode is 4.

The median is 4.

The range is 5.

The mean is 4.

The most likely color is red.

The least likely color is green.

The rule is +2 -1.

Yellow

There is one line of symmetry on a triangle.

Parallel lines never touch.

Intersecting lines touch.

An acute angle is less than 90 degrees.

A right angle is 90 degrees.

An obtuse angle is more than 90 degrees.

A straight angle is 180 degrees.

### calendar math

by **maddielou**

Orange

The date is July 21, 2009.

The number name is twenty-one.

The standard form is 21.

The roman numerals are XXI.

The expanded form is 20+1=21.

The number is composite.

The fact family is 3,7,21

3x7=21

7x3=21

21/3=7

21/7=3.

The coin counter is:

21 pennies

4 nickels 1 penny

Green

The number name is seventeen.

The ordered form is 17th, seventeenth.

The roman numerals are XVII.

The standard form is 17.

The expanded form is 10+7=17.

There are 83 days until 100.

The fraction is 17/100.

Pink

The number name thirty-four.

The standard form is 34.

The roman numerals are X X X I V.

The number rounded is 30.

The place value is 3 tens 4 ones.

Blue

5,5,5,4,1

The mode is 5.

The median is 5.

The range is 4.

The mean is 4.

Red, Blue, Red, Red, Blue, Green.

The most likely color is Red.

The least likely color is Green.

The rule is +2 -1.

Yellow

There are 4 lines of symmetry on a rectangle.

Parallel lines never touch.

Intersecting lines touch.

An acute angle is less than 90 degrees.

A right angle is 90 degrees.

An obtuse angle is less than 90 degrees.

A straight angle is angle is 180 degrees.

### calendar math

by **maddielou**

Orange

The date is July 20, 2009.

The number name is twenty.

The standard form is 20.

The roman numerals are XX.

The expanded form is 20.

The number is composite.

The fact family is 10,10,20

10+10=20

20-10=10

Green

The number name is sixteen.

The ordered form is 16th.

The roman numerals are XVI.

The standard form is 16.

The expanded form is 10+6.

There are 84 days until 100.

The fraction is 16/100.

Pink

The number name is thirty-two.

The standard form is 32.

The roman numerals are X X X I I.

The expanded form is 30+2=32.

The number rounded is 30.

Blue

7,3,7,2,1

The mode is 7.

The median is 3.

The range is 6.

The mean is 4.

Red, red, blue, orange, red, blue.

The most likely color is red.

The least likely color is orange.

5,7,6,8,7,9.

The rule is +2 -1.

Yellow

There are 4 lines of symmetry on a square.

Parallel lines never touch.

Intersecting lines touch.

An acute angle is less than 90 degrees.

A right angle is 90 degrees.

An obtuse angle is more than 90 degrees.

A straight angle is 180 degrees.