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500 prompts matching "Find the missing number in a trickier subtraction sentence"
School Bell and Bus Multiples Problem
I am in Primary 3. Give me a word problem about two events, like a school bell ringing eve
Right Angles Around My Compound
I am in Primary 3. Tell me to find three right angles in my compound, like a door corner o
Money Multiplication Game
I am in Primary 3. Let's play a game where you tell me the price of one item and I multipl
Perimeter of a Square
I am in Primary 3. Show me how to find the perimeter of a square when I only know the leng
Perimeter of a Triangle
I am in Primary 3. Teach me how to find the perimeter of a triangle by adding the lengths
Perimeter Rapid Quiz
I am in Primary 3. Quiz me rapidly on finding the perimeter of rectangles, squares and tri
Irregular Compound Fence Problem
I am in Primary 3. Give me a word problem about fencing an irregularly shaped compound and
Spot My Irregular Perimeter Mistake
I am in Primary 3. I will find the perimeter of an irregular shape with six sides and show
Compare Regular and Irregular Perimeter
I am in Primary 3. Compare finding the perimeter of a square with finding the perimeter of
Area of My Classroom Mat Problem
I am in Primary 3. Give me a word problem about finding the area of a mat or rug using squ
Spot My Bar Chart Mistake
I am in Primary 3. I will answer a question about a described bar chart, but I will read t
Mean, Median and Mode Rapid Quiz
I am in Primary 3. Quiz me rapidly, giving me a small set of numbers each time and asking
Place Value Quick-Fire Quiz
Act as a quiz-master. I am in Primary 3. Ask me quick place value questions like “What dig
School Pupils Addition Word Problem
I am in Primary 3. Let’s solve a word problem: “A school has 345 boys and 298 girls. How m
Library Books Addition Word Problem
I am in Primary 3. Let’s do a word problem: “There are 563 books in a library. 128 more ar
Pencil Boxes Multiplication Word Problem
I am in Primary 3. Let’s solve a word problem: “Each box has 8 pencils. There are 6 boxes.
Count On by 25s
I am in Primary 3. I will count on by 25s from a given number (e.g., 100, 125, __, __). Te
Spot My Order-of-Operations Mistake
I am in Primary 3. Solve a two-step problem for me in the wrong order — finding the change
Spot My Four-Digit Place Value Mistake
I am in Primary 3. Spot my four-digit place value mistake: I’ll say how many thousands, hu
School Pupils Four-Digit Word Problem
I am in Primary 3. Let’s solve a word problem: “A school has 2,342 pupils. How many thousa