Common Core: 1st Grade Math : Adding and Subtracting Within 20

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

varsity tutors app store varsity tutors android store

Example Questions

Example Question #11 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:,,, __________

Possible Answers:

Correct answer:

Explanation:

In this series we are addingeach time, or counting by.,,.

Example Question #12 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank,,__________,,

Possible Answers:

Correct answer:

Explanation:

Explanation: In this series we are addingeach time, or counting by.,,, and.

Example Question #13 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:,,,__________

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting, or counting down by.,, and.

Example Question #14 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:,,__________,,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting by, or counting down by.,,, and.

Example Question #15 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:,, __________,,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting, or counting down by.,,, and.

Example Question #16 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:, __________,,,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting by, or counting down by.,,, and.

Example Question #17 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:, __________,,,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting, or counting down by.,,, and.

Example Question #18 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:, __________,,,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting, or counting down by.,,, and.

Example Question #19 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:,,, __________,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting by, or counting down by.,,, and.

Example Question #20 :Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank:,,, __________,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting, or counting down by.,,, and.

Learning Tools by Varsity Tutors