Add within 20, Add using arrays

Answer explanation

The first jump shows a distance of 3.

The second jump shows a distance of 10.

The jump ends at the number 13.

Tags

CCSS.2.MD.B.6

Answer explanation

The first jump shows a distance of 6.

The second jump shows a distance of 1.

The jumps end at the number 7.

Tags

CCSS.2.MD.B.6

Answer explanation

The first group of place value blocks has 8 blocks.

The second group of place value blocks has 7 blocks.

Let's put them together!

There are 15 total blocks.

Tags

CCSS.2.OA.A.1

Answer explanation

The first ten frame shows 5 dots.

The second ten frame shows 9 dots.

Let's put them together!

There are 14 total dots.

Tags

CCSS.1.OA.A.1

Answer explanation

The first group of place value blocks has 10 blocks.

The second group of place value blocks have 3 blocks.

Let's put them together!

There are 13 total blocks.

Tags

CCSS.2.OA.A.1

Answer explanation

Let's use groups of objects to help us solve.

First, let's show 12 sharks.

Next, let's add 8 sharks.

Now, there are 20 sharks.

Tags

CCSS.1.OA.A.1

Answer explanation

Let's use place value blocks to help us solve.

First, let's show 13 using place value blocks.

Next, let's add 4 blocks.

Now, there are 17 total blocks.

Tags

CCSS.5.NBT.B.7

Answer explanation

Let's use a ten frame to help us solve.

First, let's show 4 dots on the ten frame.

Now, let's add 2 to the ten frame.

There are 6 total dots.

Tags

CCSS.1.OA.A.1

Answer explanation

Let's use a number line to help us solve.

First, let's jump 3 on the number line.

Next, let's jump 1 on the number line.

The jumps end at the number 4.

Tags

CCSS.1.OA.A.1

Answer explanation

Let's use groups of objects to help us solve.

First, let's show 10 carrots.

Next, let's add 6 carrots.

Now, there are 16 total carrots.

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2