Mathematics

I am in Primary 3. I will find the perimeter of an irregular shape with six sides and show

I am in Primary 3. I will subtract 2.5 litres from 5 litres and show my working, but I wil

I am in Primary 3. I will find the mean of five numbers and show my working, but I will ma

I am in Primary 3. Spot my place value mistake: I will tell you how many hundreds, tens, a

I am in Primary 3. Spot my rounding-to-100 mistake: I’ll round a number to the nearest 100

I am in Primary 3. Spot my mass mistake: I’ll say which object is heavier. Sometimes I’ll

I am in Primary 3. Estimate an answer for me by rounding badly — rounding 48 to 40. Let me

I am in Primary 3. Spot my inverse-check mistake: I’ll check an addition by subtracting. S

I am in Primary 3. Spot my four-digit place value mistake: I’ll say how many thousands, hu

I am in Primary 3. Spot my equivalent fraction mistake: I’ll say two fractions are equival

I am in Primary 3. Spot my 3D shape mistake: I’ll name a 3D shape and say a property. Some

I am in Primary 3. I will describe three angles and say which ones are right angles, but I

I am in Primary 3. I will count the squares to find the area of a shape on a grid, but I w

I am in Primary 3. I will read a graduated cylinder showing three and a half litres, but I

I am in Primary 3. I will answer a question about a described bar chart, but I will read t

I am in Primary 3. Write a multiplication sentence for me that does not match the picture

I am in Primary 3. I will list multiples of 6 up to 60, but I will make one mistake on pur

I am in Primary 3. I will find a missing length from an area of 24 square units and a widt

I am in Primary 3. Continue a number pattern for me and break the rule on the fourth term.

I am in Primary 3. Choose a slow method for a subtraction on purpose — counting back 40 on