Read these 5 idioms related to money
1.Bread and butter
Bread and butter denotes a person’s livelihood or main source of income.
Example: This job is my bread and butter.
2.Foot the Bill
To foot the bill means to pay for something(mostly used when the amount is large)
Example : I was left to foot the bill after they left suddenly.
3. From rags to riches
Rags to riches is a way of describing a person who starts out in extreme poverty then becomes very wealthy.
Example : I went from rags to riches when my business took off.

4. Live from hand to mouth
A hand-to-mouth existence is a way of life in which you have hardly enough food or money to live on or you have resources just enough to feed you/keep you alive without any facility or luxury.
Example : During lockdown I lived from hand to mouth.
5. Break the bank
Something can break the bank if it’s too costly.
Example : Please give me that watch. It’s costly but surely not going to break the bank.