skooelyboyjay20
contestada

Tami is building a wooden deck. The deck needs 25 pieces of wood and each piece of wood needs 4 screws. If Tami already has 20 screws, how many more screws does she need to buy?

Respuesta :

TheKoolKid1O1

Answer:

80 screws

Step-by-step explanation:

25(4)-20

100-20

80

Answer:

80 more screws

*Step-by-step explanation:

First I figured out how many total screws would be needed (100)

Next took away the 20 screws to see how many were missing (80)

Finally i used the f=ending number to determine how many screws Tami needed to buy