Example: 1a

Nani bought biscuits for $51.25. She gave a $100 note to the shopkeeper. How much dis he get back from the shopkeeper?

Nani bought biscuits = $51.25
He gave a $100 note to the shopkeeper.
He get back money from the shopkeeper = $100 - 51.25 = $48.75

Explanation: In the above problem,Nani bought biscuits for $51.25, he gave a $100 note to the shopkeeper and he get back money from the shopkeeper is $48.75($100 - 51.25)

Example: 2a

The sum of two decimals are 93.62. One of them are 45.54. Find the Second one.

Sum of two decimals = 93.62
One number = 45.54
Other number = 93.62 - 45.54 = 48.08

Explanation: In the above problem,Sum of two decimals is 93.62 , first number is 45.54 and second number is 48.08(93.62 - 45.54)

Example: 3a

Nirvigna had $70.50. She bought jeans for $64.50. How much did she have after pay?

Total money Nirvigna had = $70.50
She bought jeans = $64.50
Total money she left with = $70.50 - 64.50 = 6

Explanation: In the above problem,Total money Nirvigna had $70.50. She bought jeans for $64.50 and Total money she left with 6 ($70.50 - 64.50)