Question

Write an addition equation or a subtraction equation (your choice!) to describe the diagram.

Answer 1

Given :  Number line

To Find : Write an addition equation or a subtraction equation   to describe the diagram.

Solution:

Number line showing going from 0 to 9

Going right to number line is +ve

Going left to number line is - ve

Number line showing going from 0 to 9  = + 9  or  9  

Number line showing going from 9 to 6  = - 3

Hence it can be represented as  9  + (-3)   = 6

or 9 - 3  = 6

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