Agricultural worker (crops) | Maths | Quizalize & Oak National Academy

Starter quiz

A quick ______ for a calculation is obtained from using approximate values, often rounded to 1 significant figure.

'estimate' ✓
The (arithmetic) mean for a set of ______ data is the sum of the values divided by the number of values.

'numerical' ✓
The mean is a measure of central tendency representing the ______ of the values.

'average' ✓
Convert 21.3 cm into mm.

2.13 mm

213 mm ✓

2130 mm

21 300 mm
Convert 21.3 cm into m.

2130 m

213 m

2.13 m

0.213 m ✓
Convert 21.3 cm into km.

0.000213 km ✓

0.0213 km

2130 km

2 130 000 km

Given that 1 acre $\approx$ 4046.86 m $^2$ , convert 1.7 acres into square metres.

'6879.662' ✓
Given that 1 acre $\approx$ 4046.86 m $^2$ , convert 12.4 acres into square metres.

'50 181.064' ✓
Given that 1 acre $\approx$ 4046.86 m $^2$ , convert 246 858.46 square metres into acres.

'61' ✓
It is better to sell crops within your own country.

Always true - you will always get the best price.

Sometimes true - it depends on the exchange rate. ✓

Always false - you may get a better price elsewhere.
Calculate the mean of the following values: 552, 547, 585, 578, 538

'560' ✓
Calculate the mean of the following values: 37, 41, 47, 50, 40, 52, 46, 54, 48, 55

'47' ✓

Loading worksheet ...

Loading presentation ...

Confusing unfamiliar units of measure.

Pupils may benefit from having two lists of metric and imperial measures to reference should they need to.

Area - The area is the size of the surface and states the number of unit squares needed to completely cover that surface.
Estimate - A quick estimate for a calculation is obtained from using approximate values, often rounded to 1 significant figure.
Mean - The (arithmetic) mean for a set of numerical data is the sum of the values divided by the number of values. It is a measure of central tendency representing the average of the values.