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479 prompts matching "Adding the answer back to check a subtraction"
Spot My Strategy Choice Mistake
I am in Primary 3. Choose a slow method for a subtraction on purpose — counting back 40 on
How many oranges are left unsold
Act as my friendly Primary 3 Maths tutor. Take me through how many oranges are left unsold
Rounding a number that ends in a five
Act as my friendly Primary 3 Maths tutor. Take me through rounding a number that ends in a
Bag of Rice Rounding Word Problem
I am in Primary 3. Let’s solve a word problem: “A bag of rice costs ₦872. About how much i
Worked Example: Rounding on a Number Line
I am in Primary 3. Worked example: Show me how to round 637 to the nearest 10 using a numb
School Pupils Rounding Word Problem
I am in Primary 3. Let’s solve a word problem: “A school has 872 pupils. About how many pu
Measure Objects with a Ruler
I am in Primary 3. I will measure two objects using a ruler (in cm and m) and tell you the
Length Facts Quick-Fire Quiz
Act as a quiz-master. I am in Primary 3. Ask me quick length questions like “How many cm a
Worked Example: Changing a length that has a half metre in it
I am in Primary 3. Worked example: show me changing a length that has a half metre in it i
Mass Facts Quick-Fire Quiz
Act as a quiz-master. I am in Primary 3. Ask me quick mass questions like “How many grams
Worked Example: Finding a Mass Difference
I am in Primary 3. Worked example: Show me how to find the difference between 4 kg 200 g a
Read a Container's Capacity
I am in Primary 3. I will read the capacity of two containers (in L and mL) and tell you w
Capacity Facts Quick-Fire Quiz
Act as a quiz-master. I am in Primary 3. Ask me quick capacity questions like “How many mL
Worked Example: Filling a 5-Litre Drum
I am in Primary 3. Worked example: Show me how to find how much more to fill a 5 L drum if
Add Naira Notes and Coins
Act as my tutor. I am in Primary 3. Give me a money problem (e.g., “How much is one ₦100 n
Naira Amounts Quick-Fire Quiz
Act as a quiz-master. I am in Primary 3. Ask me quick money questions like “How much is tw
Pencil and Ruler Money Word Problem
I am in Primary 3. Let’s solve a word problem: “A pencil costs ₦35. A ruler costs ₦65. How
Worked Example: Making an Amount Two Ways
I am in Primary 3. Worked example: Show me how to make ₦200 using different notes and coin
Spot My Change-Finding Mistake
I am in Primary 3. Spot my change mistake: I’ll calculate change from a note. Sometimes I’
Finding Change Quick-Fire Quiz
Act as a quiz-master. I am in Primary 3. Ask me quick change questions like “You pay ₦500