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J: 1 2 3 4 5 6 7
Develop calculator skills
Solve puzzles and problems such as:
link to Different currenceies

Convert prices from one currency to another. Answer word questions involving converting prices in euros and US dollars to £ sterling. The rates of exchange can be changed. Enter the current rate of exchange.

J1: Different currencies

link to calculations

Carry out calculations involving more than one operation including brackets.

J2: Calculations

link to Missing numbers

Work out the missing numbers in a table. In each table the rows and columns add up to the same total.

J3: Missing numbers

link to Missing numbers1

link to Missing numbers2

Link to Missing Digits

SAT-type questions

Work out the missing numbers in calculations. Involves prime and consecutive numbers.
J4: Missing numbers1

Work out the missing numbers in calculations involving multiplication and division of whole numbers.
J5: Missing numbers 2

Write in the missing digit: multiplication
J6: Missing digits

Link to the activity

Sum, Difference and Product

J7: A problem-solving activity
Two small numbers are generated, their sum, difference and product are worked out.
Hide the two numbers, can you work out what they are from their sum, product and difference?
Click on 'change' to generate two more numbers.
Hide the product, work out the two numbers from their sum and difference.

Hide the odd or even labels: is it possible to say whether a sum, product or difference will be odd or even?

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