# Step 4

Difficulty 4

 1 Space Shuffle: Find the pattern 2 Space Shuffle: Find the pattern 3 Space Shuffle: Find the pattern 4 Space Shuffle: Find the pattern 5 Space Shuffle: Find the pattern 6 A Matter of Factors: Common factors of 80 and 32 7 A Matter of Factors: Common factors of 88 and 66 8 A Matter of Factors: Common factors of 35 and 70 9 Prime Time: Prime numbers 10 Number Detectives: a+b=17, ab=-60 11 Number Detectives: a+b=55, ab=484 12 Number Detectives: a+b=133, ab=1000 13 Number Detectives: 2 prime numbers-sum =1 more than 8 squared 14 Number Detectives: prime cubed + prime = 127 15 See You Round: Round 0.054728 to 1, 2, 3 dec places 16 Find the Power: Write numbers using powers of 10 17 Find the Power: Write numbers using powers of 10 18 Find the Power: Write numbers using powers of 10 19 Find the Power: Write numbers using powers of 10 20 Find the Power: Write numbers using powers of 10 21 Going Up: Ordering indexed numbers 22 Going Down: Ordering indexed numbers 23 Going Up: Ordering indexed numbers 24 Going Down: Ordering indexed numbers 25 Going Up: Ordering indexed numbers 26 Star Gazing: Write 39 680 000 000 000 km in Scientific Notation 27 Significantly Speaking: 0.00257 to 1, 2, 3 significant figures 28 Significantly Speaking: 1.00369 to 2, 3, 4 significant figures 29 Significantly Speaking: 1.09259 to 2, 4, 5 significant figures 30 When in Rome: Convert CXXVIII 31 When in Rome: Convert DCCCLXXV 32 When in Rome: Convert CCCXXXIII 33 Roundabout 62km 34 Binary Form: Write 1010101 in Base Ten form 35 Binary Form: Write 1100110 in Base Ten form 36 Binary Form: Write 0100011 in Base Ten form 37 Binary Form: Write 112 in binary form 38 Binary Form: Write 113 in binary form. 39 Pickin' the Pattern: -1, 0, 3, 8, 15, 24, 35, 48, 63, *, *