This is an English lesson. It is not a maths lesson! In this lesson, you will learn English vocabulary for the basic mathematical symbols and operations:
“mathematics” is a noun.
Meaning:
The study of numbers, shapes, and space using symbols and rules.
Example: 2 + 2 = 4
The word “mathematics” is often abbreviated to:
- “math” (American English)
- “maths” (British English)
Addition
“Addition” is a noun.
Meaning:
The process of adding numbers together to calculate the sum.
Example: Today we are going to practise addition.
To describe the addition above, we say:
Four plus six equals ten.
or
The sum of four and six is ten.
add
“add” is a verb.
Meaning: To put two or more numbers together to calculate the sum.
Form: add number to number
Example: If you add four to six, you get ten.
Subtraction
“subtraction” is a noun.
Meaning: The process of removing a number from another number.
Example: Let’s learn subtraction.
To describe the subtraction calculation above, we say:
eight minus three equals five.
subtract
“subtract” is a verb.
Meaning: to remove a number from another number.
Form: subtract number from number
Example: If you subtract three from eight, you get five.
take away
“take away” is a verb also used for subtraction. It is more informal than “subtract”. It is very common.
Form: take number away from number
Example: Take three away from eight. What is the answer?
multiplication
“multiplication” is a noun.
Meaning: The process of multiplying a number.
Example: I’m not very good at multiplication.
To describe the multiplication above, we say:
Six multiplied by four equals twenty four.
or
Six times four equals twenty four.
“product” is a noun.
Meaning: The result of a multiplication calculation.
Example: The product of six and four is twenty four.
multiply
“multiply” is the verb for multiplication.
Form: multiply number by number
Example: If you multiply six by four, you get twenty four.
division
“division” is a noun.
Example: Today, we are going to learn division.
To describe the division calculation above, we say:
fifteen divided by three equals five.
divide
“divide” is a verb.
Form: divide number by number
Example: If you divide fifteen by three, you get five.
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