ա) (-2)²; (-2)²; (-2)⁴; (-2)⁵

4; 4; 16; -32

բ) -3⁴; (-7)²; 0¹⁰; (-1)⁵; -1³

-81; 49; 0; -1; -1

գ) (-1)¹¹— (-1)¹¹

-1 + 1 = 0

դ) (-1)⁴ — (-1)³ — (-1)²

1 — (-1) + 1 = 3

ե) (-2)⁵ — (-3)³

-32 — (-27) = -5

զ) (-1)² + (-1)³ + (-1)⁴

1 + (-1) + 1 = 1

ա) 3 * (-2)² = 12

բ) -4 * (-3)³ = 108

գ) -(-3)³ = 27

դ) -(-2)³ = 8

ե) -(-0,3)² = — 0,09

զ) -(-0,5)³ = 0,125

է) (-3²)³ = 729

ը) (-1)¹⁹⁹⁹ = -1

թ) (-1)^k + (-1)^k+1 = -1 + 1 = 0
k = 1

ա) 24/36 = 2/3

բ) 108/252 = 9/21 = 3/7

գ) 144/216 = 12/18 = 2/3

դ) 1800/4500 = 2/5

ա) 6/9 = */3 = 2/3

բ) 28/40 = */10 = 7/10

գ) 12/32 = 3/* = 3/8

դ) 15/75 = 1/* = 1/5

ե) 64/36 = 1 7/* = 1 7/9

ա) 2, -2
բ) 1/5, -1/5
գ) 2 1/3 = -2 1/3
դ) 1.3, 1.3

ա) 7/8 > 5/8
բ) 1 1/7 = 8/7
գ) 1/2 > 1/3
դ) 3/5 < 3/4
ե) 1 2/3 > 3/4
զ) 10/7 < 1 3/6

ա) 1/2 + 1/2 = 1
բ) 1/7 + 5/7 = 6/7
գ) 3/5 + 4/5 = 7/5
դ) 1 1/3 + 2/3 = 2
ե) 2 7/9 + 4/9 = 29/9
զ) 3 2/5 + 12 4/5 = 81/5

ա) 9/11 — 8/11 = 1/11
բ) 6/7 — 2/7 = 4/7
գ) 1 — 1/9 = 8/9
դ) 12 — 1/3 = 35/3
ե) 127 — 2/5 = 633/5
զ) 193 — 4/9 = 1733/9
է) 13 3/4 — 1/2 = 53/4
ը) 13 1/2 — 1/3 = 79/6
թ) 15 4/5 — 8 2/5 = 37/5
ժ) 20 3/8 — 16 1/4 = 33/8
ի) 3 1/6 — 1/3 = 17/6
լ) 2 1/3 — 1/2 = 11/6
խ) 10 1/5 — 2/5 = 49/56
ծ) 3/7 — 4/5 = -13/35
կ) 3 1/2 — 2 2/3 = 5/6

ա) 1/2 * 1/3 = 1/6
բ) 2/6 * 6/7 = 3/7
գ) 7/8 * 24/49 = 3/7
դ) 100/121 * 55/144 = 125/396
ե) 3/8 * 2 = 3/4
զ) 4/5 * 6 = 24/5
է) 3 * 1 1/8 = 27/8
ը) 0 * 1/4 = 0
թ) 4 * 2 1/12 = 25/3

ա) 4 2/3 * 9/14 = 12/7
բ) 2 1/3 * 1/14 = 1/21
գ) 2/3 * 1 1/8 = 11/12
դ) 5 2/3 * 9/34 = 3/2
ե) 4/7 * 3 1/16 = 7/4
զ) 1 1/2 * 2 2/3 = 4
է) 2 1/7 * 1 13/15 = 4
ը) 10 1/2 * 1 1/2 = 63/4

ա) 1/2 : 1/3 = 3/2
բ) 2/5 : 15/18 = 12/25
գ) 14/15 : 18/25 = 35/27
դ) 3/7 : 63/84 = 4/7
ե) 2/3 : 2 = 1/3
զ) 6/7 : 3 = 2/7
է) 10 : 5/10 = 20
ը) 9/3 : 13 = 3/13
թ) 1 1/2 : 8 = 3/16
ժ) 10 : 2 1/2 = 4
ի) 3 2/5 : 34 = 1/10
լ) 18 : 7 1/5 = 5/2

ա) (4 2/8 + 5 1/2) * 6
4 2/8 + 5 1/2 = 39/4
39/4 * 6 = 117/2

բ) (4 — 1 1/3 * 2) * 1/2
4 — 1 1/3 * 2 = 4/3
4/3 * 1/2 = 2/3