## Basic arithmetic operations

**Sum** - outcome of adding two or more numbers

summand + summand = addend + addend = sum

Related expressions: addition, more than, total, plus, increase, altogether

Examples:

Calculate the sum of 12 and 3.

Answer: 12+3=15

What is ten more than twelve?

Answer: 10+12=22

**Difference** - outcome of subtracting two numbers

minuend – subtrahend = difference

Related expressions: minus, decrease, difference, deduct, less than, fewer than, take away

Examples:

Calculate the difference of 12 and 3.

Answer: 12−3=9

What number is ten less then twelve?

Answer: 12−10=2

What is 10 fewer than 50?

Answer: 50−10=40

The parts you subtract or add are also called **terms**.

**Product** - outcome of multiplying two or more numbers.

factor × factor = product

Example: Calculate the product of 12 and 3.

Answer: 12 × 3 = 36

**Quotient** - outcome of division of two numbers

dividend ÷ divisor = quotient

Example: Calculate the quotient of 12 and 3.

Answer: 12 ÷ 3 = 4