Unit 7 Reveal

Front

What is subtraction?

Back

Subtraction is taking away a number from another number. For example, if you have 5 apples and eat 2, you have 3 apples left.

Front

What is addition?

Back

Addition is putting together two or more numbers to find a total. For example, if you have 3 oranges and get 2 more, you have 5 oranges.

Tags

CCSS.1.OA.A.1

Front

What does 'how many left?' mean?

Back

It asks how many items remain after some have been taken away.

Tags

CCSS.RI.1.1

CCSS.RI.1.4

CCSS.RI.2.1

CCSS.RL.1.1

CCSS.RL.2.1

Front

What is a word problem?

Back

A word problem is a math problem written in words that tells a story about a situation.

Tags

CCSS.2.OA.A.1

Front

If a dog has 12 treats and eats 4, how many treats are left?

Back

8 treats are left.

Tags

CCSS.2.OA.A.1

Front

What is the equation for 'Sue has 10 flowers and gets 4 more'?

Back

The equation is ? + 4 = 10.

Tags

CCSS.2.OA.C.3

Front

How do you find the total number of items?

Back

You add the number of items together. For example, 10 roses + 3 daisies + 5 tulips = 18 flowers.

Tags

CCSS.1.NBT.A.1

Front

What is the total number of flowers if Sue has 10 roses, 3 daisies, and 5 tulips?

Back

There are 18 flowers in total.

Tags

CCSS.2.OA.A.1

Front

If Ann has some flowers and gets 4 more to have 10, how many did she start with?

Back

Ann started with 6 flowers.

Tags

CCSS.2.OA.A.1

Front

What does 'total' mean in math?

Back

Total means the sum or the whole amount after adding numbers together.

Tags

CCSS.1.OA.A.1