# Indiana state-scale environmental issue

### number & operations

#### <,>&= symbols

problem 45: How many coal mines does our community have?

### DATA ANALYSIS

#### Bar graphs

problem 45: How many coal mines does our community have?

### NUMBER & OPERATIONS

2-Digit Numbers

problem 7: Who has the cleanest car?

#### <,>&= SYMBOLS

problem 3: How many unhealthy days in our area?

problem 7: Who has the cleanest car?

problem 45: How many coal mines does our community have?

#### multiplication & division

problem 23: How much water do I use?

### data analysis

#### bar graphs

1-Digit Numbers

problem 12: What makes harmful gas?

problem 45: How many coal mines does our community have?

2-Digit Numbers

problem 3: How many unhealthy days in our area?(creating bar graphs)

problem 3: How many unhealthy days in our area? (interpreting bar graphs)

problem 7: Who has the cleanest car?

#### Circle graphs

problem 47: Energy sources in our state (number comparison)

### Number & operations

2-Digit Numbers

problem 7: Who has the cleanest car?

3-Digit Numbers

problem 14: How big is our harmful gas? (using bar graphs)

problem 46: What state produces the most coal?

4-Digit Numbers

problem 21: How long is our Ohio River?

#### NUMBER COMPARISON

problem 21: How long is our Ohio River?

problem 46: What state produces the most coal?

#### Ordinal numbers

problem 14: How big is our harmful gas? (using bar graphs)

#### ROUNDING

problem21: How long is our Ohio River?

problem 46: What state produces the most coal?

#### place value

problem 21: How long is our Ohio River?

problem 46: What state produces the most coal?

#### <,>&= SYMBOLS

problem 3: How many unhealthy days in our area?

problem 21: How long is our Ohio River?

#### MULTIPLICATION & DIVISION

problem 7: Who has the cleanest car? (half & double)

problem 23: How much water do I use? (1 digit x 1 digit)

problem 23: How much water do I use? (2 digits x 1 digit)

### PROBABILITY AND STATISTICS

#### range, mean, mode &  median

problem 45: How many coal mines does our community have?

## data analysis

#### line graphs

3-digit numbers

problem 15: Do we make more harmful gas or less?

#### BAR GRAPHs

1-Digit Numbers

problem 12: What makes harmful gas?

problem 45: How many coal mines does our community have?

2-Digit Numbers

problem 3: How many unhealthy days in our area?(creating bar graphs)

problem 3: How many unhealthy days in our area? (interpreting bar graphs)

problem 7: Who has the cleanest car?

problem 14: How big is our harmful gas? (using ordinal numbers)

problem 14: How big is our harmful gas? (using addition & subtraction)

4-Digit Numbers

problem 21: How long is our Ohio River?

#### Circle graphs

problem 13: Who makes harmful gas?

problem 47: Energy sources in our state (number comparison)

### number & operations

3-Digit Numbers

problem 14: How big is our harmful gas? (using bar graphs)

4-Digit Numbers

problem 21: How long is our Ohio River?

6-Digit Numbers

problem 46: What state produces the most coal?

Decimal numbers

#### Number Comparison

problem 21: How long is our Ohio River?

problem 46: What state produces the most coal?

Decimal numbers

problem 48: Our electricity price–high or low?

#### Ordinal numbers

problem 14: How big is our harmful gas? (using bar graphs)

#### ROUNDING

problem21: How long is our Ohio River?

problem 46: What state produces the most coal?

#### PLACE VALUE

problem 46: What state produces the most coal?

#### <,>&= SYMBOLS

problem 3: How many unhealthy days in our area?

problem 21: How long is our Ohio River?

problem 48: Our electricity price–high or low?

#### PERCENTAGEs, FRACTIONs & DECIMALs

problem 13:Who makes harmful gas? (converting percentages to fractions and decimals)

problem 47: Energy sources in our state

#### MULTIPLICATION & DIVISION

problem 7: Who has the cleanest car? (half & double)

problem 7: Who has the cleanest car?

problem 23: How much water do I use? (2 digits x 1 digit)

Multiples of 10

problem 55: How much energy & money do new light bulbs save?

### PROBABILITY AND STATISTICS

#### MEAN, Median, MODE &  range

problem 45: How many coal mines does our community have?

### data analysis

#### LINE GRAPHs

3-Digit Numbers

problem 15: Do we make more harmful gas or less?

4-Digit Numbers

problem 52: Our wind power

#### BAR GRAPHs

problem 3: How many unhealthy days in our area?(creating bar graphs)

problem 3: How many unhealthy days in our area? (interpreting bar graphs)

problem 7: Who has the cleanest car?

problem 12: What makes harmful gas?

problem 14: How big is our harmful gas? (using ordinal numbers)

problem 14: How big is our harmful gas? (using addition & subtraction)

problem 21: How long is our Ohio River?

problem 35: why is it better to recycle aluminum cans?

problem 45: How many coal mines does our community have?

problem 46: What state produces the most coal?

#### Circle graphs

problem 13: Who makes harmful gas?

problem 31: How do we treat our trash in Indiana?

#### Circle graphs

problem 47: Energy sources in our state (number comparison)

### number & operations

6-Digit Numbers

problem 46: What state produces the most coal?

Decimal Numbers

#### NUMBER COMPARISON

problem 46: What state produces the most coal?

Decimal number

problem 48: Our electricity price–high or low?

#### ROUNDING

problem 46: What state produces the most coal?

#### PLACE VALUE

problem 46: What state produces the most coal?

#### Symbols

problem 3: How many unhealthy days in our area?

problem 48: Our electricity price–high or low?

#### PERCENTAGEs, FRACTIONs & DECIMALs

problem 13:Who makes harmful gas? (converting percentages to fractions & decimals)

problem 47: Energy sources in our state

#### MULTIPLICATION & DIVISION

problem 7: Who has the cleanest car?

problem 23: How much water do I use? (2 digits x 1 digit)

Multiples of 10

problem 32: How much trash ends up in landfill?

problem 55: How much energy & money do new light bulbs save?

### data analysis

#### LINE GRAPHs

3-digit numbers

problem 15: Do we make more harmful gas or less?

4-Digit Numbers

problem 52: Our wind power

#### BAR GRAPHs

2-Digit Numbers

problem 3: How many unhealthy days in our area?(creating bar graphs)

problem 3: How many unhealthy days in our area? (interpreting bar graphs)

problem 7: Who has the cleanest car?

problem 35: why is it better to recycle aluminum cans?

3-digit numbers

problem 46: What state produces the most coal?

#### Circle GRAPHs

problem 31: How do we treat our trash in Indiana?

problem 47: Energy sources in our state (converting percentages to fractions & decimals)