428 prompts matching "Substituting a number into an expression"
Word Problems (Fractions and Variables)
I am in Primary 4. Give me a story: "A bag of yams weighs a certain amount. A basket of ve
Simple Interest (Advanced)
I am in Primary 4. Ask me: "If I deposit ₦1,500 at 8% per year, how much interest will I e
Discount and Percentage
I am in Primary 4. Give me a story: "A shop gives a 15% discount on a ₦1,200 item. How muc
Exchange Rates (Multiplication)
I am in Primary 4. Give me a story: "If 1 Euro is ₦1,500, how much is 2.5 Euros in Naira?"
Word Problems (Speed, Distance, Time)
I am in Primary 4. Give me a story: "If a car travels at 60 km/h for 2 hours, how far does
Equivalence (Fractions and Decimals)
I am in Primary 4. Ask me: "What is 0.75 as a fraction in its simplest form?" (3/4)
Distance and Time (Speed)
I am in Primary 4. Ask me: "If a bus travels 60 km in 1 hour, how far will it travel in 2.
Mixed Review (Numbers)
I am in Primary 4. Ask me: "What is the place value of 5 in 354,789? Write 45,000 in words
Worked example CDXLIV
I am in Primary 4. Show me a step-by-step worked example converting the Roman numeral CDXL
Spot my improper fraction mistake
I am in Primary 4. I will convert a mixed number into an improper fraction and show my wor
Worked example mixed to improper
I am in Primary 4. Show me a step-by-step worked example turning the mixed number 3 and 2
Term 1 revision game challenge
I am in Primary 4. Turn this term's revision into a fun timed challenge game with question
What is place value to a million
I am a Primary 4 pupil and I want to understand place value. Explain what each digit means
Counting to a million market style
I am in Primary 4. Help me practise ordering big numbers using a market story. Give me thr
Abacus place value rapid quiz
I am in Primary 4. Give me a rapid quiz of 8 questions about reading numbers on an abacus,
Spot my place value mistake (Y4)
I am in Primary 4. I will write out a 6-digit number and say what each digit is worth, but
Explain place value back to you
I am in Primary 4. Teach me place value for numbers up to 1,000,000 in simple steps, then
Multiples with bottle tops
I am in Primary 4. Give me a hands-on task where I group bottle tops or stones into sets o
Multiples race game
I am in Primary 4. Turn practising multiples of 6, 7, 9 and 25 into a quick timed challeng
Add school fees compound problem
I am in Primary 4. Give me a Nigerian-context word problem about adding up school fees, un