Multi-digit Operations With Decimals

Front

What is the sum of 66 and 8.84?

Back

74.84

Front

If Twin A weighs 7.6 lbs and Twin B weighs 7.13 lbs, what is their total weight?

Back

14.73 lbs

Front

A car can travel 28.45 miles per gallon. If the tank holds 11.5 gallons, how far can it travel on a full tank?

Back

327 miles

Front

How many times as many people live in China compared to the United States?

Back

About 4.4 times as many people live in China than in the United States.

Front

If pears cost $0.92 per pound and apples cost $1.10 per pound, how much does Mr. Bonilla pay for 3.75 lbs of pears and 2.1 lbs of apples?

Back

$5.76

Front

What is the definition of a decimal?

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest specified value, often to make it simpler or easier to work with.

Front

What is the place value of the digit 4 in the number 3.74?

Back

The place value of 4 in 3.74 is in the tenths place.

Front

How do you add decimals?

Back

Align the decimal points and add as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the difference between a whole number and a decimal?

Back

A whole number is a number without fractions or decimals, while a decimal includes a fractional part separated by a decimal point.