مسابقة المتفوقين

Properties of Arithmetic Operations

• The commutative property of addition is demonstrated in the equation 12 + (15 + 14) = (12 + 15) + 14, where the order of the numbers being added does not change the result.

Solving Numerical Expressions

• Evaluating the expression 65 - (45 - 20) = (65 - 45) - 20 shows that the order of operations does not affect the result.

Approximation of Numbers

• A number composed of 5, 2, and 7, when approximated to the nearest hundred, yields 800.

Money and Basic Arithmetic

• Hanan has 236 riyals and Randa has 289 riyals, making their combined amount more than 600 riyals.

Comparing Scores

• In a game, Mohammed scored 426 points and Ahmed scored 158 points, making Mohammed's score 268 points higher than Ahmed's.