worksheet 2.2 integers name: -...
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© John Wiley & Sons Australia, Ltd 2011 1
WorkSHEET 2.2 Integers Name: ___________________________ 1 Evaluate each of the following.
(a) 42 ÷ −6 (b) 77 ÷ −11 (c) −14 ÷ −2 (d) 0 ÷ −4 (e) −144 ÷ −12 (f) 45 ÷ −3
Answers: (a) −7 (b) −7 (c) 7 (d) 0 (e) 12 (f) −15
2 Evaluate each of the following.
(a) 726−
(b) 124
−
−
(c) 4515−
(d) 422
×−
(e) 593
− ×−
(f) 5126−
− ×
Answers: (a) −12 (b) 3 (c) −3 (d) −4 (e) 15 (f) 10
3 Simplify the following. (a) −30 ÷ 5 ÷ −2 (b) −84 ÷ −7 ÷ 3 (c) 100 ÷ −2 ÷ 2 (d) 32 ÷ −2 ÷ −2 (e) −80 ÷ −4 ÷ 5 (f) −400 ÷ 25 ÷ −8
Answers: (a) 3 (b) 4 (c) −25 (d) 8 (e) 4 (f) 2
4 Complete these equations by filling in the missing numbers. (a) o ÷ 7 = −7 (b) 12 ÷ o = −4 (c) 6 ÷ o = −6 (d) −35 ÷ o = 5 (e) o ÷ −3 = −27 (f) −72 ÷ o = 9
Answers: (a) −49 (b) −3 (c) −1 (d) −7 (e) 81 (f) −8
Maths Quest 8 WorkSHEET 2.2 Integers
© John Wiley & Sons Australia, Ltd 2011 2
5 Evaluate each of the following. (a) −4 − 1 × 6 (b) −3 − −2 × −7 (c) −5 × −2 + 6 (d) −6 − 8 × −9 (e) 8 × − 5 − 10 (f) −7 × −4 + 3
Answers: (a) −10 (b) −17 (c) 16 (d) 66 (e) −50 (f) 31
6 Evaluate each of the following. (a) (−2 + 4) × −8 (b) 4 × −9 ÷ −2 (c) (−7 − −2) ÷ −5 (d) 6 ÷ 2 × −6 (e) 10 ÷ (5 − −5) (f) (4 − −4) ÷ −2
Answers: (a) −16 (b) 18 (c) 1 (d) −18 (e) 1 (f) −4
8 Complete these equations by filling in the missing numbers. (a) o ÷ 7 = −21 (b) 12 × o + 4 = −44 (c) 6 ÷ −2 × o = 24 (d) 5 × o − −10 = −40 (e) o × −4 ÷ 8 = −5 (f) −21 ÷ −3 × o = −21
Answers: (a) −147 (b) −7 (c) −8 (d) −10 (e) 10 (f) −3
9 Evaluate each of the following. (a) (−3)2 ÷ 3 (b) (−2)3 ÷ 4 (c) (−2)5 ÷ 22 (d) (−1)6 × (−1)3 ÷ (−1)4 (e) (−4)3 × 22 ÷ 23 (f) (−5)2 ÷ 52 × (−5)3
Answers: (a) 3 (b) −2 (c) −8 (d) −1 (e) −32 (f) −125
10 Evaluate each of the following. (a) (−4 + −6) ÷ −2 × 3 (b) 4 − 12 ÷ −3 + 6 × −2 (c) 45 ÷ (−3 − −6) + 8 × −2 (d) −36 ÷ −3 × 4 (e) −36 ÷ (−3 × 4) (f) 80 ÷ (−8 − −3) − 24 ÷ −8
These are way too easy … make sure you do the Integers II worksheet in the Core Skills area of the Finney Maths Lab!
Answers: (a) 15 (b) −4 (c) −1 (d) 48 (e) 3 (f) −13