### Browsed byTag: Arithmetic

Intro to subtraction

## Intro to subtraction

What is subtraction? Subtraction is taking things away. When you take a number away from another you are subtracting. And the number becomes smaller. Start with 5 apples, then subtract 2, you are left with 3 apples. In math, we can write it with numbers: 5 – 2 = 3 In words, ıt’s read as “five minus two equals three”. More subtraction Let’s do more subtraction problems.Suppose we have 4 circles.And we take away 3 of them.How many circles do we have…

Counting to 100

## Counting to 100

İn this lesson you will learn how to count to 100 Counting with words and numbers up to 100 1 – one 2 – two3 – three4 – four5 – five6 – six7 – seven8 – eight9 – nine10 – ten 11 – eleven12 – twelve13 – thirteen14 – fourteen15 – fifteen16 – sixteen17 – seventeen18 – eighteen19 – nineteen20 – twenty 21 – twenty-one 22 – twenty-two23 – twenty-three24 – twenty-four25 – twenty-five26 – twenty-six27 – twenty-seven28 – twenty-eight29…

Counting: Number names to 20

## Counting: Number names to 20

In this lesson, you will learn how to count and number names up to 20 Counting to twenty with numbers and words. Count to 20 1 – one 2 – two 3 – three4 – four5 – five6 – six 7 – seven8 – eight9 – nine10 – ten 11 – eleven12 – twelve13 – thirteen 14 – fourteen 15 – fifteen 16 – sixteen 17 – seventeen18 – eighteen 19 – nineteen 20 – twenty Count to 100

Exponents

## Exponents

Before we talk about exponents. Let’s review multiplication. We know that multiplication is (repeated addition).For example: if we multiply 2 x 3 =?İt means (add the number “2” 3 times) or 3 2’s being added together.Like so: 2+2+2 = 6 The exponent of a number says how many times to use the number in a multiplication.İn other words exponent is just another word for (repeated multiplication). In  83  the “3” says to use 8 ” three times ” in a…