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5 February, 21:35

Eamon uses the greatest common factor and the distributive property to rewrite this sum:

28 + 42

Which expression does Eamon write?

A. 7 (4+6)

B. 14 (2+3

C. 21 (1+2)

D. 28 (1+2

+3
Answers (1)
  1. 5 February, 22:17
    0
    B) 14 (2+3)

    14 is the greatest common factor, it can be divided by two numbers, 7 and 2

    option A, 7 is the least common factor it can only be divided once by 7 so although A = 70 it isn't the greatest common factor

    Now to check if B is correct

    Use order of operations to solve P E M D A S

    2+3 = 5

    14 (5)

    Multiply

    70, Answer is 70 as his sum.

    B is correct
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