MathCastle
Grade 4SuperchallengeDecimals to Hundredths

Decimals to Hundredths · Superchallenge problem

A 10×1010 \times 10 grid of small squares stands for one whole, so each small square is 0.010.01. How many different rectangles, drawn along the grid lines and made of whole small squares, have a value of exactly 0.120.12? (Rectangles in different places count as different.)