Laura bought some books. She spent a total of $71 after a discount of $5 off of her total purchase. Each book cost $4. How many
books did she buy?
2 answers:
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NAMASTE :)
0.00000000005
= 5 ×
Count the Digits after decimal.
We use minus (-) in power as the digit is in left side of decimal
If they are in right side then we use (+) plus sign in power.
0.00000000005
= 5 ×
Count the Digits after decimal.
We use minus (-) in power as the digit is in left side of decimal
If they are in right side then we use (+) plus sign in power.