Page 253 - NUMINO_WB_5A

140-B4-1

Finding the Number of Cubes (1)

1. Look at the stacked cubes. Write the correct numbers in the blanks.

Example

4th layer cube(s) is(are) used for the 1st
3rd layer layer.
2nd layer
1st layer cube(s) is(are) used for the 2nd
layer.

cube(s) is(are) used for the 3rd
layer.

cube(s) is(are) used for the 4th
layer.
So, cubes are used in all.

a.
cube(s) is(are) used for the 1st layer.
cube(s) is(are) used for the 2nd layer.
cube(s) is(are) used for the 3rd layer.

So, cubes are used in all.

b.
cube(s) is(are) used for the 1st layer.
cube(s) is(are) used for the 2nd layer.
cube(s) is(are) used for the 3rd layer.

So, cubes are used in all.