Factors, multiple, primes: Factors from prime factors

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Presentation transcript:

Factors, multiple, primes: Factors from prime factors True/false Reflect Your Turn 7 is a factor of 2×3×7×13 (True / False) 4 is a factor of 2×3×7×13 (True / False) 6 is a factor of 2×3×7×13 (True / False) Rule

2 is a factor of 2×3×7×13 (True / False) @mrbartonmaths

9 is a factor of 2×3×5×7×13 (True / False) @mrbartonmaths

2 is a factor of 2×3×7×13 (True / False) @mrbartonmaths

9 is a factor of 2×3×5×7×13 (True / False) @mrbartonmaths

10 is a factor of 2×5×7×11×17 (True / False) Your Turn 10 is a factor of 2×5×7×11×17 (True / False) 10 is a factor of 2× 5 3 ×7×11×17 (True / False) 15 is a factor of 2× 5 3 ×7×11×17 (True / False) 25 is a factor of 2× 5 3 ×7×11×17 (True / False) 22 is a factor of 2× 5 3 ×7×11×17 (True / False) @mrbartonmaths

10 is a factor of 2×5×7×11×17 (True / False) Your Turn - answers 10 is a factor of 2×5×7×11×17 (True / False) 10 is a factor of 2× 5 3 ×7×11×17 (True / False) 15 is a factor of 2× 5 3 ×7×11×17 (True / False) 25 is a factor of 2× 5 3 ×7×11×17 (True / False) 22 is a factor of 2× 5 3 ×7×11×17 (True / False) @mrbartonmaths