d.100-(3.5^2 -2.3^3)
= 100 - (3.25 - 2.27)
= 100 - (75 - 54)
= 100 - 21
= 79
e.27.76+24.27+260
= 27(76 + 24) + 260
= 27. 100 + 260
= 2700 + 260
= 2960
f.2665:[213-(17-3^2)]
= 2665:[213 - 8)
= 2665 : 205
= 13

g.6^2.4.3+2.2019^0
= 36.12 + 2.1
= 432 + 2
= 434
h.136.25+75.136-6^2.10^2
= 136.(25+75) - 36.100
= 136.100 - 36.100
= 100.(136-36)
= 100.100
= 10000

a.2^7.2^5 = 2^12 = 4096
b.125.51 + 125.48 + 125.1
= 125.(51 + 48 + 1)
= 125. 100
= 12500
c.67.47 + 67.54 - 67
= 67(47 + 54 - 1)
= 67. 100
= 6700
d.100 - (3.5^2 - 2.3^3)
= 100 - (3.25 - 2.27)
= 100 - (75 - 54)
= 100 - 21
= 79

e.27.76 + 24.27 + 260
= 27(76 + 24) + 260
= 27. 100 + 260
= 2700 + 260
= 2960
f.2665 : [213 - (17 - 3^2)]
= 2665 : (213 - 8)
= 2665 : 205
= 13
g.6^2.4.3 + 2.2019^0
= 36.12 + 2.1
= 432 + 2
= 434
h.136.25 + 75.136 - 6^2.10^2
= 136.(25 + 75) - 36.100
= 136.100 - 36.100
= 100.(136 - 36)
= 100.100
= 10000