UIL Mathematics

Front

What is the distributive property in mathematics?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication across the addends.

Tags

CCSS.3.OA.B.5

Front

Calculate: (4 x 16) + (4 x 4)

Back

80

Tags

CCSS.3.OA.B.5

Front

What does it mean when a meteorologist predicts a 70% chance of snow?

Back

It means that out of 100 similar days, it is expected to snow on 70 of those days.

Front

If a meteorologist predicts a 70% chance of snow for a 4,000 square mile area, how many square miles would she expect to receive snow?

Back

2,800 square miles.

Tags

CCSS.7.RP.A.3

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents a number in mathematical expressions or equations.

Tags

CCSS.6.EE.A.2B

Front

Solve for X: 2X + 4 = 6X

Back

False. The correct equation is 2X + 4 = 6X, which simplifies to 4 = 4X, leading to X = 1.

Front

Calculate: (8 x 22) + (8 x 18)

Back

320

Tags

CCSS.3.OA.B.5

Front

What is the equation X times X = 2X?

Back

False. The correct equation is X^2 = 2X, which simplifies to X(X - 2) = 0, leading to X = 0 or X = 2.

Tags

CCSS.HSA-REI.B.4B

Front

What is the purpose of parentheses in mathematics?

Back

Parentheses indicate which operations should be performed first in an expression.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

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.

Tags

CCSS.7.NS.A.3