Fundamentals of Math - old

Fundamentals of Mathematics

8. What is the next number in the sequence -6, -12, -18, -24, ...?

9. How could you arrange the numbers 6, 9, and 4 in the sequence, so the answer is 30?

a. −28 b. −30 c. −32 d. −34

a. 9 − 6 × 3 b. 3 × 9 + 4 c. 4 × 6 + 9 d. 9 × 4 − 6

10. Locate the error in the problem below.

2 3 − 12 ÷ 4 × 3 + 1

Line 1

8 − 12 ÷ 4 × 3 + 1

Line 2

8 − 12 ÷ 12 + 1

Line 3

8 − 1 + 1

Line 4

7 + 1

Line 5

8

a. Line 1 – 2 3 ≠ 8 . b. Line 2 – Divide 12 by 4 before you multiply times 3. c. Line 3 – 8 − 1 ≠ 7 . d. Line 4 – Multiply 7 and 1 instead of adding.

Answer Key on Page 117

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