Decimal Operations Review

Front

What is the cost of 0.65 lbs of buffet takeout at $4.99 per pound?

Back

$3.24

Front

Calculate 12.7 × 0.85.

Back

10.795

Front

What is the result of 7.68 + 3.18 ÷ 12?

Back

7.945

Front

Calculate 10.56 ÷ 3 − 1.9.

Back

1.62

Front

What is the result of 16.5 − 13.45 + 7.293?

Back

10.343

Front

Define decimal multiplication.

Back

Decimal multiplication is the process of multiplying two decimal numbers, aligning the numbers by the decimal point and counting the total number of decimal places in the factors to place the decimal in the product.

Front

What is the process for adding decimals?

Back

To add decimals, align the numbers by the decimal point, add as you would whole numbers, and place the decimal point in the sum directly below the other decimal points.

Front

Explain how to divide decimals.

Back

To divide decimals, move the decimal point in the divisor to the right until it is a whole number, then move the decimal point in the dividend the same number of places. Divide as usual and place the decimal point in the quotient.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Front

What does it mean to round a decimal?

Back

Rounding a decimal means adjusting its value to make it simpler while keeping it close to the original value, typically to a specified number of decimal places.