Transum Maths Software

Estimating

There are 366 different Starters of The Day, many to choose from. You will find below some starters on the topic of Estimating. A lesson starter does not have to be on the same topic as the main part of the lesson or the topic of the previous lesson. It is often very useful to revise or explore other concepts by using a starter based on a totally different area of Mathematics.

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Estimating Starters:

Air Traffic Control

Work out which aircraft are in danger of colliding from their positions and direction of travel. An exercise in understanding bearings.

Angle Estimates

Estimate the sizes of each of the angles then add your estimates together.

Big Bieber

If the dimensions of an object double, its volume increases by a factor of eight.

Big Order

Estimate or calculate then put the large numbers in order of size.

Breathe Easily

How many breaths have you taken in your lifetime?

Calc-A-Hundred

A game for two players requiring a calculator and thinking skills.

Estimating

Estimate the lengths of four lines then add your answers together.

Estimating Percentages

Estimate what percentages of full circles the red sectors represent.

Hot Estimates

Estimate the number of chillies in the photograph.

Moon Lengths

Estimate the distances shown on this photograph of the moon's surface.

Peanuts and Buttons

Two questions involving estimating a quantity.

Pie Chart

An exercise in estimating what the sectors of a pie chart represent.

Positions Please

Stand at the point between the classroom walls to represent a given number.

Red Lines

Either estimate the lengths of the red lines or, if you know how, calculate how long they are.

Second Holiday

Estimate then work out the period of time equal to the given number of seconds.

 

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