2. What is Subtraction? Subtraction is removing some objectsfrom a group. The meaning of5-2=3is “Two objects are taken away from a group of five objects and three objects remain".
3. Subtraction Equations Numbers or Objects Word Problems Word Problem: Mrs. Kay, teacher of grade 3 students has 84 gifts for her students. There are 67 students and each received one gift from the teacher. Find the number of gifts remaining with Mrs. Kay. Solution: Total number of gifts with Laura = 84 Number of gifts distributed to students= - 67 Number of gifts left with Laura = 14
4. Key Words are not take away differencehave left fewer how many more decreased by less than subtract remain tallershorter change spent how much more
5. Your Turn! Alley had 4 packs of bubble gum she gave 2 away to James. How many packs does Alley have left?
7. Subtraction Summary Subtraction is simply the taken away of any given number of objects. Remember to look for and underline key words when solving word problems. Also, subtraction is the opposite of addition. Good Luck!
