Common Core: 1st Grade Math : Adding and Subtracting Within 20: CCSS.MATH.CONTENT.1.OA.C.6

Study concepts, example questions & explanations for Common Core: 1st Grade Math

varsity tutors app store varsity tutors android store

Example Questions

Example Question #291 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #291 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #2151 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2152 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2153 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2154 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2155 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2156 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #293 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #301 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Learning Tools by Varsity Tutors