Starting Card 5 Double it 8 10 Subtract 2 16 Multiply by 2 What is the next even number after this? 18 40 Add 2 and then 20 How many tens are in it? 4 12 Add 8 Halve it 6 Even Is this even or odd? 9 How many 3s are in it? How many even numbers are between 0 and 19? 3 Times this by 5 15 30 Double it Add 20 50 2 How many of these are in 100? Multiply this by 10 20 24 Add 4 Does 3 go into this? Yes 1 How many faces does a sphere have? Multiply this by 13 13 26 Double this Add 5 31 Is this odd or even? Odd What is the next odd number after 50 51 102 Double this Take away 2 100 70 Subtract 30 Divide this by 10 7 14 Double this Add 3? 17 27 Add 10? Add 5 32 Subtract 32 0 How many toes on your left foot?