Challenge 1
30 cakes are arranged in an array. Some of the cakes are hidden.
How many cakes are hidden?
Challenge 2
Work out the missing numbers.
Challenge 3
Danni has these four digit cards.
Danni uses all four cards to make two 2-digit numbers.
She then adds the two numbers together.
What is the greatest total she can make?
Challenge 4
Sonny buys 2 pencils and 3 rulers.
Each pencil costs 69p.
Sonny pays with a £5 note and receives £1.07 change.
How much does a ruler cost?
Visit the BBC Bitesize page and scroll down to see the answers!