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Pre-Algebra Demystified

Allan Bluman

Chapter 2

Integers - all with Video Answers

Educators


Chapter Questions

00:12

Problem 1

Find $|-12|$
(a) 12
(b) $-12$
$(c) \quad 0$
$(d) \quad|12|$

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00:10

Problem 2

Find the opposite of 3
(a) $|3|$
(b) 0
(c) $-3$
(d) 3

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00:11

Problem 3

Find the value of $-(-8)$
(a) $-8$
(b) 0
(c) 8
$(d)-(+8)$

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00:24

Problem 4

Which number is the largest: $-6,-2,0,3 ?$
(a) $-6$
(b) $-2$
(c) 0
(d) 3

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00:15

Problem 5

Add $-9+6$
(a) $-15$
(b) 3
(c) 15
(d) $-3$

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00:17

Problem 6

Add $-8+(-15)$
(a) 23
(b) $-7$
(c) $+7$
(d) $-23$

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00:23

Problem 7

Add $17+(-3)+(-2)+5$
(a) 17
(b) 27
(c) $-17$
(d) $-20$

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00:15

Problem 8

Subtract $-12-3$
(a) $-9$
(b) $-15$
(c) 9
(d) 15

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00:16

Problem 9

Subtract $-5-(-9)$
(a) 4
(b) 14
(c) $-45$
(d) $-14$

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00:21

Problem 10

Subtract $18-(-5)$
(a) 13
(b) 23
(c) $-23$
(d) $-13$

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00:15

Problem 11

Simplify $8-3+2-7-5$
(a) 25
(b) $-19$
(c) $-5$
(d) $+5$

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00:08

Problem 12

Multiply $(-9)(6)$
(a) $-54$
(b) $-15$
(c) $+54$
$(d)+15$

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00:14

Problem 13

Multiply $(-7)(+9)$
(a) 63
(b) 72
$(c)-16$
$(d)-63$

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01:09

Problem 14

Multiply $(-8)(-3)(+4)(-2)(5)$
(a) $-720$
(b) $-960$
(c) 540
(d) 400

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00:20

Problem 15

Divide $(-48) \div(+6)$
(a) 8
(b) $-8$
(c) 9 1
(d) $-5$

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00:18

Problem 16

Divide $(-22) \div(-11)$
(a) $-2$
(b) 11
(c) $-11$
(d) 2

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00:40

Problem 17

Find $(-9)^{4}$
(a) $-6561$
(b) 36
(c) 6561
(d) $-36$

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00:17

Problem 18

Simplify $8-4 \times 2+6$
(a) 10
(b) 6
(c) 12
(d) 8

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00:29

Problem 19

Simplify $5 \times 2^{2}+4-3$
(a) 101
(b) 0
(c) 19
(d) 21

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00:24

Problem 20

Simplify $3 \times(6-2+1) \div 5$
(a) 3
(b) $-5$
(c) 2
(d) 15

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01:34

Problem 21

Simplify $5 \times(13-6)^{3}+96 \div 6$
(a) 584
(b) 326
(c) 1248
(d) 1731

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