Mathematics

I am in Primary 2. Spot my unit mistake: I’ll give an answer without a unit or with the wr

I am in Primary 2. Spot my place value mistake: I will tell you how many tens and ones are

I am in Primary 2. Spot my pattern mistake: I’ll continue a number pattern. Sometimes I’ll

I am in Primary 2. Spot my comparing mistake: I’ll use >, < or = between two numbers. Some

I am in Primary 2. Spot my “make 100” mistake: I’ll say how many more to make 100. Sometim

I am in Primary 2. Spot my strategy mistake: I’ll choose a strategy for a word problem. So

I am in Primary 2. Spot my two-step mistake: I’ll solve a two-step problem. Sometimes I’ll

I am in Primary 2. Spot my missing number mistake: I’ll solve “45 – __ = 20”. Sometimes I’

I am in Primary 2. Spot my regrouping mistake: I’ll add two numbers and carry. Sometimes I

I am in Primary 2. Spot my borrowing mistake: I’ll subtract two numbers and borrow. Someti

I am in Primary 2. Spot my sharing mistake: I’ll share objects into groups. Sometimes the

I am in Primary 2. Spot my mass mistake: I’ll say which object is heavier. Sometimes I’ll

I am in Primary 2. Spot my money mistake: I’ll add up some notes and coins. Sometimes I’ll

I am in Primary 2. Spot my pictogram mistake: I’ll count the symbols in a pictogram. Somet

I am in Primary 2. Spot my order-of-steps mistake: I’ll solve a two-operation problem. Som

I am in Primary 2. Spot my estimation mistake: I’ll round numbers before calculating. Some

I am in Primary 2. Spot my three-digit place value mistake: I’ll say how many hundreds, te

I am in Primary 2. Spot my three-digit comparing mistake: I’ll compare two three-digit num

I am in Primary 2. Spot my three-digit addition mistake: I’ll add two three-digit numbers.

I am in Primary 2. Spot my three-digit subtraction mistake: I’ll subtract two three-digit