4th Math STAAR Reporting Category 1 Part 2

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, while keeping its value close to what it was. For example, rounding 254 to the nearest ten gives 250.

Front

How do you round a number to the nearest ten?

Back

To round a number to the nearest ten, look at the digit in the ones place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is the nearest hundred to 254?

Back

The nearest hundred to 254 is 300.

Front

How do you calculate total distance traveled for a round trip?

Back

To calculate total distance for a round trip, multiply the one-way distance by 2. For example, if Mr. Lopez's son travels 36 miles one way, the total distance is 36 x 2 = 72 miles.

Front

What is the total distance Mr. Lopez's son travels in a 5-day work week?

Back

Mr. Lopez's son travels 360 miles in a 5-day work week (36 miles x 5 days).

Front

How do you determine the number of tables needed for guests?

Back

To find the number of tables needed, divide the total number of guests by the number of seats per table. For example, 365 guests divided by 8 seats per table equals 45.625, which rounds up to 47 tables.

Front

What is the formula to find the total number of items?

Back

The formula to find the total number of items is: Total = Number of items x Quantity per item.

Front

What is the equation for the total number of ounces of water bottles received by students?

Back

The equation is 200 x (20 + 4), which calculates the total ounces of water for 200 students each receiving a 24 oz bottle.

Front

Which number does NOT round to 400 when rounding to the nearest hundred?

Back

345 does NOT round to 400; it rounds to 300.

Front

What is the importance of rounding in math?

Back

Rounding helps simplify numbers, making calculations easier and quicker, especially in estimation.