Unit 5: Arithmetic in Base End-of-Unit Assessment

Front

What is the total cost if each gift bag costs $4,803 and 95 bags are prepared?

Back

Total cost = 4,803 * 95 = 456,285.

Front

How much does each friend pay if the total cost of a meal is $155.35 and it is split evenly among 5 friends?

Back

Each friend pays = 155.35 / 5 = 31.07.

Front

What is the key to adding decimal amounts correctly?

Back

Line up the decimals.

Front

If Khalid had $76.24 and spent $3.76, how much does he have left?

Back

Khalid has = 76.24 - 3.76 = 72.48.

Front

How long will each piece be if a board of 8.225 feet is cut into 5 equal pieces?

Back

Each piece is = 8.225 / 5 = 1.645 feet.

Front

What is the definition of a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point.

Front

What does it mean to 'line up the decimals' when adding?

Back

It means to align the numbers vertically so that the decimal points are in the same column.

Front

What is the process to convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the importance of place value in arithmetic?

Back

Place value determines the value of a digit based on its position in a number.

Front

What is the formula for calculating the total cost of multiple items?

Back

Total cost = Cost per item * Number of items.