Question

Q4: A pencil is 12 centimeters long. An eraser is 3 centimeters shorter
than the pencil. What is the total length of the pencil and eraser?​

Answer 1

12+9=21..............

Answer 2

Total length of pencil = 12cm

And total length of eraser = (12-3)cm

=9 cm

Hence length of pencil is 12 cm and eraser lenght is 9cm

thank

Hope you understand