Subtract 23.4 − 8.78 = Haven't been taught how to do this

14.62

Step-by-step explanation:

23.4-8.78

so align it like if you were going to subtract it like this:

23.4

- 8.78

You have to add a zero behind the four just so it can be easier for you,

23.40

- 8.78

Now subtract it

I will give you the answer so you know if you are correct or wrong

no

step-by-step explanation:

2-7=-5

7-2=5

when you combing like terms for ech expression, 5 and -5. these numbers are not equal to each other.