Write a few sentences about different ways to show subtraction for a problem like 32 - 15

Using a number line 

and quessing

and calculater 

these can all help 
the answer is 17

The answer is 17.

You can use a number line, or add 15 to the answer to see if you get the other number to check if it is right also. Or use a number line, calculator, or use stuff like 32 pennies and subtract 15 pennies then you get your answer.

1200 inches = 30 yards12 inches= 1 foot3 feet= 1 yard3feet= 36 inchesyou can set up a proportion then use inverse operations that looks sorry it looks so sloppy lol

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