Subtraction of Whole Numbers

$$520\ -\ 203=$$  

$$848\ -\ 257=$$  

$$6,797\ -\ 1,298=$$  

$$753\ -\ 218=$$  

Estimate the difference, round off to the highest place value. $$5,673\ -\ 3,245=$$  

Estimate the difference, round off to the highest place value. $$8,434\ -\ 6,732=$$  

Estimate the difference, round off to the highest place value. $$565\ -\ 370\ =$$  

Mang Andoy gathered 234 eggs from his poultry farm. He sold 148 eggs. How many eggs were left?

A water tank holds 7,825 liters of water. If 3,878 liters were used up, how many liters of water were left in the tank?

$$7,242\ -\ 158=$$