Name: ___________________


kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

Grade 1 - Mathematics
3.9 Things to Know About Addition

  1. When we add two numbers, the result is called the sum.
    Example: 3+2 = 5. Here 5 is called the sum.
  2. When we add 0 to a number, the result is the number itself.
    Example: 4 +0 = 4. here when we add 0 to 4, the sum is the number.
  3. When we add two same numbers we get a double
    Example: 8 + 8 = 16
  4. If the numbers are interchanged, there is no change in the sum.
    Example: 3+4 = 4+3 = 7

Directions: Answer the following questions. Also write at least ten examples of your own.

Name: ___________________


Grade 1 - Mathematics
3.9 Things to Know About Addition

Q 1: When you add numbers together, the answer you get is called _______

Q 2: When you add zero to a number, you get the _________
wrong number
double the number
same number

Q 3: It does not matter what order you add numbers in, the sum is still the same.

Q 4: Is this true? 5+3 = 3+5

Q 5: You have 12 pencils. You lost 5 of them. This is a/an _________
subtraction problem
addition problem

Q 6: FInd the missing number: 4 + ___ = 12

Q 7: You have 6 erasers. You purchased 6 more. How many do you have now? This is a/an ___________
addition problem
subtraction problem

Q 8: 9 + 9 = 18

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

Subscription to kwizNET Learning System costs less than $1 per month & offers the following benefits:

  • Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
  • Instant scoring of online quizzes
  • Progress tracking and award certificates to keep your student motivated
  • Unlimited practice with auto-generated 'WIZ MATH' quizzes
  • Child-friendly website with no advertisements

© 2003-2007 kwizNET Learning System LLC. All rights reserved. This material may not be reproduced, displayed, modified or distributed without the express prior written permission of the copyright holder. For permission, contact
For unlimited printable worksheets & more, go to