UIL Number Sense

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

The product of 18 and 6 is 108.

The product of 10, 8, and 3 is 240.

Subtraction is a mathematical operation where one number is taken away from another. For example, 10 - 4 means taking 4 away from 10.

721 - 127 equals 594.

Roman numerals are a numeral system originating in ancient Rome, using combinations of letters from the Latin alphabet (I, V, X, L, C, D, M) to represent numbers.

The Roman numeral MCXXXIV represents the number 1134.

Rounding is the process of adjusting the digits of a number to make it simpler while keeping its value close to what it was.

When rounding 958307 to the nearest thousand, it becomes 958000.

In the number 958307, the digit 3 is in the hundreds place.