# Step 3

Difficulty 3

 1 First Things First!: BODMAS calculations 2 First Things First!: BODMAS calculations 3 First Things First!: BODMAS calculations 4 Number detectives: ?x6.2=18.6 5 Number detectives: ?x8.3=16.6 6 Number detectives: ?x4.8=28.8 7 Number detectives: ?x2.2=8.8 8 Maths production: Put the correct ending on each multiplication sentence 9 Maths production: Put the correct ending on each multiplication sentence 10 Maths production: Put the correct ending on each multiplication sentence 11 Times Machine: Outputs (x12) 12 Times Machine: Inputs (x6) 13 Deck the halls: 60 pine cones x 30 Christmas trees 14 Scientifically speaking: 32 children with 7 milk cartons each 15 Tony trots to tone: Multiply metres, convert to km 16 All hands to the job: Multiply cm, convert to metres 17 Science matters: Money multiplication 18 Lions Multiply: Click all the 11 multiples 19 Lions Multiply: Click all the multiples of 9 20 Lions Multiply: Click all the multiples of 7 21 Divisible Lions: Click all the numbers that divide evenly by 6 22 Lions Multiply: Click all the numbers that are NOT multiples of 8 23 Sum it up: As I was going to St Ives 24 Multiplication Simplification: Use doubling and halving to simplify multiplication 25 Multiplication Simplification: Use doubling and halving to simplify multiplication 26 Multiplication Simplification: Use doubling and halving to simplify multiplication 27 Multiplication Simplification: Use doubling and halving to simplify multiplication 28 Multiplication Simplification: Use doubling and halving to simplify multiplication 29 Times Machine: Outputs (x0.3) 30 Times Machine: Outputs (x0.6) 31 Times Machine: Outputs (x 0.4) 32 Times Machine: Write the correct multiplier on the times machine 33 Times Machine: Write the correct multiplier on the times machine 34 Times Machine: Write the correct multiplier on the times machine 35 Times Machine: Write the correct multiplier on the times machine 36 Times Machine: Write the correct multiplier on the times machine 37 Number Detectives: Language of division (remainder) 38 Number Detectives: Language of division (remainder) 39 About to divide: Click the best estimate of the answer 40 Number detectives: Division language (remainder) 41 Number detectives: Division language (remainder) 42 Division Chain: 16 / 10 = ? / 4 = ? 43 Division Chain: 4 / 10 = ? / 2 = ? 44 Division Chain: 240 / 100 = ? / 3 = ? 45 Division Chain: 56 / 10 = ? / 2 = ? 46 Division Chain: 12 / 10 = ? / 0.4 = ? 47 Divide ten thousand 30 000 / 50 = ? 48 Divide a hundred thousand 280 000 / 40 = ? 49 Divide a hundred thousand 640 000 / 8000 = ? 50 Sum it up: Put the correct number statement on the question board 51 Up or down: Decide whether it is sensible to round up or down after division 52 Up or down: Decide whether it is sensible to round up or down after division 53 Divide and rule: Use halving to simplify division 54 Divide and rule: Use halving to simplify division 55 Divide and rule: Use halving to simplify division