Estimation of Quantities

Tick the right answer. There are more than one answer

Estimation is...

• not trying to get the right answer

• must get the exact right answer

• finding a number that is close to the right answer

• want something that is good enough

Tick the right answer. There are more than one answer

Estimation is a skill of life in estimating....

• amount of money

• volume of water

• number of a dozen

• duration of time

• number of objects

Tick the right answers. There are more than one answer.

What are the words that are similar to estimation?

• about

• almost half

• bigger than

• more or less

• ascending

Estimate the quantity.

The beads are _________________ 2 400 pieces.

• less than

• more than

• more or less

Estimate the quantity.

The chocolates are _____________ 1 000 pieces

• less than

• more than

• less or more

Complete the reasonable estimates of quantities.

The mass of flour in the small bag is

• less than 15 kg

• about 30 kg

• more than 45 kg

• more than 60 kg

Estimate the number of mangoes in the basket.

• about 75 pieces

• less than 150 pieces

• more than 150 pieces

• more or less half of 150 pieces

The height of the small tree is

• more than 300 cm

• more than 600 cm

• about 300 cm

• approximately 600 cm

The thickness of the book is

• more or less 60 mm

• more than 60 mm

• about 30 mm

• almost 60 mm

Estimate the number of commuter cards in box B.

• approximately 10 000 pieces

• more than 10 800 pieces

• between 1 000 to 2000 pieces

• about 5 400 pieces