﻿ Addition with Sevens Printable Flashcards
Printable flashcards for adding the integer 7 to the 0 to 19 integers respectively.

#### Seven is the integer that stands for safety and long term security. Seven is also a pivotal integer in the light (color) and music (diatonic) scales. Newton was the first to identify the different wavelengths of light. When it comes to luck the number seven can go many different ways. In gaming, seven is seen as a lucky number, but don’t you dare break a mirror. In Japan there are Seven Lucky Gods.

The Big Dipper (star constellation) consists of seven stars. Did you know that when you roll a pair of dice seven has the highest probability of being the sum of the pair?

# Print Addition with Sevens Printable Flashcards

## Flashcard - Addition of Sevens to Zero and One

Make sums with that lucky number seven.

## Flashcard - Addition of Sevens to Two and Three

Besides lucky number 7 also signifies safety. Look at how many security companies use the number in their names.

## Flashcard - Addition of Sevens to Four and Five

The Roman numeral system is made up of seven symbols.

## Flashcard - Addition of Sevens to Six and Seven

7 is the International Calling handle for the country of Russia.

## Flashcard - Addition of Sevens to Eight and Nine

The sum of 9 and 7 are often mistaken as 15.

## Flashcard - Addition of Sevens to Ten and Eleven

Seven is thought to be an unlucky word when said at a craps table. It is referred to as the "devil" word.

## Flashcard - Addition of Sevens to Twelve and Thirteen

Don't break a mirror you'll get seven years bad luck. I wonder where that one came from.

## Flashcard - Addition of Sevens to Fourteen and Fifteen

A park ranger from Virginia was hit by lightning on seven different occasions. He lived through all of them.

## Flashcard - Addition of Sevens to Sixteen and Seventeen

There are seven Harry Potter books.

## Flashcard - Addition of Sevens to Eighteen and Nineteen

Handball loves 7 too. There are seven players on the court at once.