Power of Place value
Express Estimation
Area of Playground
Bakers Dozen
100

 Express the missing divisor using a power of 10. 

5.2 ÷ ___________ = 0.052  

102

100

 Estimate the quotient by rounding the expression to relate to a one-digit fact.

432 ÷ 73   ___________

42 ÷ 7 = 6

100

A rectangular playground has an area of 3,392 square meters.  If the width of the rectangle is 32 meters, find the length.

106 meters

100

 A baker uses 5.5 pounds of flour daily.

 How many ounces of flour will he use in two weeks? 

(1 lb = 16 oz)

1,232 ounces of flour in 2 weeks.

200

Express the missing divisor using a power of 10.

7,650 ÷ ___________ = 7.65

103

200

Estimate the quotient by rounding the expression to relate to a one-digit fact.

1,275 ÷ 588   ___________

1,200 ÷ 600

12 ÷ 6 = 2

200

A rectangular playground has an area of 6,960 square meters.  If the width of the rectangle is 48 meters, find the length.

145 meters

200

    The baker’s recipe for a loaf of bread calls for 12 ounces of flour.  If he uses all 1,232 ounces of flour to make loaves of bread, how many full loaves can he bake in two weeks?

102 loaves of bread in 2 weeks

300

  Express the missing divisor using a power of 10.

92,472÷ ___________ = 9.2472

104

300

Estimate the quotient by rounding the expression to relate to a one-digit fact.

3,404 ÷ 843  ___________

3,200 ÷ 800

32 ÷ 8 = 4

300

A rectangular playground has an area of 3,542.40 square meters.  If the width of the rectangle is 43.2 meters, find the length.

82 meters

300

The baker sends all his 102 loaves of bread to one store.  If he can pack up to 15 loaves of bread in a box for shipping, what is the minimum number of boxes required to ship all the loaves baked in two weeks?

7 boxes

400

The baker pays $0.80 per pound for sugar and $1.25 per pound for butter.  Write an expression that shows how much the baker will spend if he buys 6 pounds of butter and 20 pounds of sugar.



(1.25 X 6) + (.80 X 20)