Addition and Subtraction Quiz 2

The 'Y3 Addition and Subtraction Quiz 2' is a mathematics quiz designed to test Year 3 students on their ability to mentally add and subtract three-digit numbers and tens. The objective of the quiz is to enhance students' mental arithmetic skills, specifically focusing on their proficiency in handling numbers in the hundreds and manipulating them with tens without the need for written calculations or the use of a calculator.

The quiz comprises ten questions, each presenting a different addition or subtraction problem. For example, in Question 1, students are asked to add 40 to 405, while Question 2 challenges them to subtract 70 from 155. The questions vary in difficulty, with some requiring students to find a missing number to complete the equation, such as in Question 4, where they must determine what number subtracted from 425 yields 395. The quiz concludes with a complete answer key, providing students with the opportunity to check their work and understand where they may need further practice to improve their mental arithmetic skills.