1987,256 +/- 968,052 =
1987,256 · 50,8 =
1987,256 : 0,23 =
122 =
698.784.653.542.439.327.219,304152
9/7 (+ - · :) 2/ 5 =
321,012 + ____ = 333,4598
136,258 - ____ = 89,002
_____ - 521,023 = 96,3008
23 · _______ = 736
7878 : ______ = 101
______ : 67 = 463
Situa en una recta numèrica:
0,2 0,23 0,251 0,2678
3/4 5/4 1/4 7/4
Converteix:
36 dm3 = _______ l
0,123456789 Dm2 = _______ mm2
6,712 cg = _______ Hg