# Difference between revisions of "How to Add and Subtract One-Digit Numbers"

(For young kids who want to learn how to add and subtract one digit numbers (no negatives!).) |
(Added the subtracting part.) |
||

(One intermediate revision by the same user not shown) | |||

Line 1: | Line 1: | ||

Let's say I wanted to add <math>1</math> <math>+</math> <math>5</math>. When you add one to any number, you get the next number. So here is the counting: <math>1</math>, <math>2</math>, <math>3</math>, <math>4</math>, <math>5</math>, and our answer is next, <math>6</math>. So, <math>5</math> <math>+</math> <math>1</math> <math>=</math> <math>6</math> | Let's say I wanted to add <math>1</math> <math>+</math> <math>5</math>. When you add one to any number, you get the next number. So here is the counting: <math>1</math>, <math>2</math>, <math>3</math>, <math>4</math>, <math>5</math>, and our answer is next, <math>6</math>. So, <math>5</math> <math>+</math> <math>1</math> <math>=</math> <math>6</math> | ||

+ | |||

+ | Another way to do this would be to count on my fingers. I have <math>5</math> fingers on each hand. I hold out one hand, and put <math>1</math> finger up on the other. Then, I count all the fingers, giving me: <math>5</math> <math>+</math> <math>1</math> <math>=</math> <math>6</math>. | ||

+ | |||

+ | To solve <math>7</math> <math>-</math> <math>3</math>, hold up <math>7</math> fingers. Then, close 3, giving you <math>7</math> <math>-</math> <math>3</math> <math>=</math> <math>4</math> |

## Latest revision as of 21:27, 27 January 2021

Let's say I wanted to add . When you add one to any number, you get the next number. So here is the counting: , , , , , and our answer is next, . So,

Another way to do this would be to count on my fingers. I have fingers on each hand. I hold out one hand, and put finger up on the other. Then, I count all the fingers, giving me: .

To solve , hold up fingers. Then, close 3, giving you