Comparing Decimals Examples

Which number is greater: 43.56 or 40.78?

Since 43 > 40, the dude on the left is bigger: 43.56 > 40.78.

Which number is bigger: 2.34799 or 2.34891?

These numbers have the same values in the ones, tenths, and hundredths places. They first differ in the thousandths place, and the second number has a bigger value there. This means the second number is bigger than the first. Just barely, but that probably won't keep the first number from lording that fact over the second number for years to come.

2.34799 < 2.34891