5th Math: Lesson 35

Front

What is the formula to calculate the duration of time between two given times?

Back

To calculate the duration, subtract the start time from the end time. If the end time is earlier than the start time, adjust by adding 12 hours for PM times.

Front

How do you convert minutes into hours and minutes?

Back

Divide the total minutes by 60 to get the hours. The remainder is the minutes.

Front

What historical events are represented by the Magna Carta and the Declaration of Independence?

Back

The Magna Carta (1215) is a charter of rights agreed to by King John of England, while the Declaration of Independence (1776) is the document declaring the American colonies' independence from British rule.

Front

How do you calculate the difference in distance between two locations?

Back

Subtract the shorter distance from the longer distance to find the difference.

Front

What is the relationship between the lengths of the Mackinac Bridge and the Golden Gate Bridge?

Back

The Mackinac Bridge is 400 feet shorter than the Golden Gate Bridge. To find the length of the Golden Gate Bridge, add 400 feet to the length of the Mackinac Bridge.

Front

If there are more boys than girls in a class, how can you express this relationship mathematically?

Back

If there are 'x' girls, and there are 4 more boys than girls, then the number of boys can be expressed as 'x + 4'.

Front

What is the total number of students in a class if there are 17 boys and 13 girls?

Back

The total number of students is the sum of boys and girls: 17 boys + 13 girls = 30 students.

Front

How do you determine the number of years between two historical dates?

Back

Subtract the earlier year from the later year to find the number of years between them.

Front

What is the significance of the year 1776 in American history?

Back

1776 is significant because it is the year the Declaration of Independence was adopted, marking the colonies' assertion of independence from Britain.

Front

How can you express a distance in kilometers in terms of miles?

Back

To convert kilometers to miles, multiply the distance in kilometers by 0.621371.