Mathematics

I am in Primary 3. Let’s solve a word problem: “A rope is 650 m long. How much more to mak

I am in Primary 3. I will subtract two numbers and tell you whether I counted on, took awa

I am in Primary 3. I will round a number to the nearest 10. Ask me to explain which digit

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 measuring mistake: I’ll read a length from a ruler or metre sti

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

I am in Primary 3. Worked example: Show me how to find the difference between 4 kg 200 g a

I am in Primary 3. Spot my capacity mistake: I’ll say which container holds more. Sometime

I am in Primary 3. Spot my change mistake: I’ll calculate change from a note. Sometimes I’

I am in Primary 3. Spot my pictogram mistake: I’ll count the symbols in a pictogram. Somet

I am in Primary 3. Spot my bar chart mistake: I’ll read values from a bar chart. Sometimes

I am in Primary 3. I will solve a two-step problem. Ask me to say which step I did first a

I am in Primary 3. Measure something for me and give the answer in the wrong unit — a penc

I am in Primary 3. Spot my conversion mistake: I’ll convert between units. Sometimes I’ll

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 four-digit comparing mistake: I’ll compare two four-digit numbe

I am in Primary 3. Spot my four-digit addition mistake: I’ll add two four-digit numbers. S

I am in Primary 3. Spot my four-digit subtraction mistake: I’ll subtract two four-digit nu

I am in Primary 3. Spot my division mistake: I’ll divide two numbers. Sometimes I’ll share

I am in Primary 3. Spot my fraction operation mistake: I’ll add or subtract fractions with