Open Number Line Subtraction

Front

What is an open number line?

Back

An open number line is a straight line that represents numbers, where you can mark any number on it without specific intervals.

Tags

CCSS.7.NS.A.1C

Front

How do you perform subtraction on an open number line?

Back

To subtract, start at the first number and move left on the number line by the amount you are subtracting.

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

What does the term 'minuend' mean in subtraction?

Back

The minuend is the number from which another number (the subtrahend) is subtracted.

Tags

CCSS.1.OA.A.1

Front

What does the term 'subtrahend' mean in subtraction?

Back

The subtrahend is the number that is to be subtracted from another number (the minuend).

Tags

CCSS.5.NBT.B.7

Front

What is the result of a subtraction called?

Back

The result of a subtraction is called the 'difference'.

Front

If you start at 72 and subtract 16, where do you end up?

Back

You end up at 56.

Tags

CCSS.7.NS.A.1C

Front

If you start at 38 and subtract 2, where do you end up?

Back

You end up at 36.

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

If you start at 27 and subtract 22, where do you end up?

Back

You end up at 5.

Tags

CCSS.5.NBT.B.7

Front

If you start at 68 and subtract 10, where do you end up?

Back

You end up at 58.

Tags

CCSS.1.NBT.C.5

Front

If you start at 32 and subtract 12, where do you end up?

Back

You end up at 20.

Tags

CCSS.7.NS.A.1C