Weekly Number challenge

Today’s Number:

320

Write it in words

Three hundred and twenty

Write it as an expanded number

300+ 20= 320

Add 3

323

Add 20

340

Subtract 5

                                                    315

Double it

                                                  640

Half of it

160                                    

Multiply by 3

960

The easiest part was  Add 3

The hardest part was Half of it

I need to work on  Multiply by 3