Mathematics

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. Worked example: Show me how to write 5,008 in expanded form (5,000 + 0

I am in Primary 3. Spot my four-digit comparing mistake: I’ll compare two four-digit numbe

I am in Primary 3. Worked example: Show me how to compare 6,124 and 6,214 by looking at th

I am in Primary 3. Worked example: Show me how to add 2,487 + 1,376 using columns, highlig

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

I am in Primary 3. Worked example: Show me how to subtract 6,000 – 2,487 using columns, hi

I am in Primary 3. Worked example: Show me how to find 36 × 4 by partitioning (30 × 4 + 6

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

I am in Primary 3. Worked example: Show me how to divide 47 by 5 by making 5 equal groups

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

I am in Primary 3. Worked example: Show me how to find 5/8 – 2/8 by subtracting the numera

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

I am in Primary 3. Worked example: Show me how to find an equivalent fraction to 2/3 by mu

I am in Primary 3. Spot my decimal mistake: I’ll write a decimal as a fraction. Sometimes

I am in Primary 3. Worked example: Show me how to place 0.2, 0.5, and 0.8 on a number line

I am in Primary 3. Spot my 2D shape mistake: I’ll name a shape and say its properties. Som

I am in Primary 3. Worked example: Show me how to sort shapes into “regular” (all sides an

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