All Common Core: 2nd Grade Math Resources
Example Questions
Example Question #523 : Operations & Algebraic Thinking
Sarah got birthday gifts for her birthday. She’s opened of them. How many does she have left to open?
This is a subtraction problem because we want to know how many gifts she has left to open after she’s already opened some of her gifts. We take the total number of gifts she has, and then we subtract the number of gifts that she’s opened. .
Example Question #524 : Operations & Algebraic Thinking
Matt invited of his friends to a cookout. of his friends did not come. How many of his friends did come to his cookout?
This is a subtraction problem because we want to find out how many of Matt’s invited friends were able to come to his party. We take the total number of people that were invited, and subtract the number of people that did not come. .
Example Question #525 : Operations & Algebraic Thinking
Ms. Smith’s class has students. of her students are out with the flu today. How many students are in the class today?
This is a subtraction problem because we want to know how many students in Ms. Smith’s class are in school today out of the total number of students that she has. We take the total number of students and subtract the number of students who are not in school today. .
Example Question #526 : Operations & Algebraic Thinking
Joe has total math problems to complete for homework this week. He wants to get done today. How many will he have left after today?
This is a subtraction problem because we want to know how many homework problems Joe will have left after he completes some of them. We take the total number of problems that he has and subtract the number that he plans to do tonight. .
Example Question #391 : Isee Lower Level (Grades 5 6) Quantitative Reasoning
Lisa has birthday parties to go to this year. She has already gone to of them. How many parties does she have left to go to this year?
This is a subtraction problem because we want to know how many birthday parties Lisa has left to attend this year. We take the total number of parties that she is invited to, and subtract the number of parties that she has already been to. .
Example Question #391 : Numbers And Operations
A large pizza has slices. If we eat slices, how many will be left? (9)
This is a subtraction problem because we want to know how many slices of pizza are left over after we have eaten some of the slices. We start with the number of silces that we started with, and subtract the number of slices that we have eaten. .