It is given one lizard that was 7 3 inches long and a second lizard that was 9 4 inches long .We need to find How much longer was the first lizard?
To find How much longer was the lizard are we find the difference of the two lengths.
To find the difference we subtract 73 in and 94 inches 94-72=21inches .
The second lizard was 21 inches longer than the first lizard.