Tính
a) 300 + 5 + 1,04
=......................
b) 45 + 0,9 + 0,008
=.............................
c) \(230 + 4 + \frac{3}{{10}} + \frac{7}{{100}}\)
=...............................
d) \(500 + 7 + \frac{9}{{1000}}\)
=.............................
a) 300 + 5 + 1,04
= 305 + 1,04
= 305, 14
b) 45 + 0,9 + 0,008
= 45,9 + 0,008
= 45, 908
c) \(230 + 4 + \frac{3}{{10}} + \frac{7}{{100}}\)
= 230 + 4 + 0,3 + 0,07
= 230 + 4,37
= 234,37
d) \(500 + 7 + \frac{9}{{1000}}\)
= 500 + 7,009
= 507,009
-- Mod Toán lớp 5
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