Download presentation

Presentation is loading. Please wait.

Published byFelicity Fisher Modified over 7 years ago

1
Whole Number Operations Addition Rules - Line up numbers by place value - Number with most digits should be on top - Order doesn't matter - Can add more than one number at one time. - Regroup as necessary Example Subtraction Rules - Put first number on top - Line up numbers by place value - Can NOT subtract more than one number at a time - Regroup as necessary Example 45 + 193 193 Addends +45 238 Sum 305 - 79 305 -79 226 difference

2
Multiplicatio n Rules - # with most digits on top - Line up by place value - Can use * or ( ) but not x (reserved for variables) Example 742 * 1,394 or 742(1,394) 1,394 x 742 factors _ _0 __00 product

3
Division Rules - First number "gets in the house" first, so the second number is left "outside the door" - Divide thinking, "How many times does ____ go into ____?" - If you say "none", put a zero in the quotient and continue - Make sure you line up your numbers carefully! Example Summary: What did you learn about whole number operations? 53,802 / 9 Quotient 05,978 Divisor 9 53,802 Dividend -45 88 -81 70 -63 72 -72 0

Similar presentations

© 2022 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google