QUINDARIUS

Front

What is the sum of 22 and 66?

Back

88

Front

What is the sum of 2 and 65?

Back

67

Front

Define addition in mathematics.

Back

Addition is a mathematical operation that represents the total amount of objects together in a collection.

Front

What is the commutative property of addition?

Back

The commutative property of addition states that changing the order of the addends does not change the sum (e.g., a + b = b + a).

Front

What is the associative property of addition?

Back

The associative property of addition states that the way in which numbers are grouped in addition does not change the sum (e.g., (a + b) + c = a + (b + c)).

Front

What is a number line and how is it used in addition?

Back

A number line is a straight line with numbers placed at equal intervals along its length, used to visualize addition by moving to the right for positive sums.

Front

What is the identity property of addition?

Back

The identity property of addition states that adding zero to any number does not change the value of that number (e.g., a + 0 = a).

Front

How do you solve a word problem involving addition?

Back

To solve a word problem involving addition, identify the quantities to be added, translate the words into a mathematical expression, and then perform the addition.

Front

What is the difference between a sum and an addend?

Back

A sum is the result of adding two or more numbers, while an addend is any number that is added to another number.

Front

What is the role of parentheses in addition?

Back

Parentheses indicate which numbers to add first in an expression, affecting the order of operations.