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月     日(     ) 
● 数の大小を不等号を使って書きなさい      [045-10]
(1) 
 0.80.91
 
(2) 
 0.10−0.2
 
(3) 
 −0.30−0.1
 
(4) 
 0.70.30.6
 
(5) 
 −0.2−0.4−0.2
 
(6) 
 −1.4−1.3−1.1
 
(7) 
 0.20.40.3
 
(8) 
 0.80.90.9
 
(9) 
 −1.1−1−1.4
 
(10) 
 0.20.30.3
 
(11) 
 −0.3−0.2−0.3
 
(12) 
 0.810.9
 
(13) 
 −1.3−0.8−1.2
 
(14) 
 −0.2−0.3−0.4
 
(15) 
 0.50.50.5
 
(16) 
 −0.3−0.1−0.4
 
(17) 
 −0.6−0.3−0.6
 
(18) 
 −1.1−0.8−1.2
 
(19) 
 0.810.8
 
(20) 
 −0.1−0.1−0.5
 
  1. (1)
  2.  0.80.91
     
  3. (2)
  4.  −0.200.1
     
  5. (3)
  6.  −0.3−0.10
     
  7. (4)
  8.  0.30.60.7
     
  9. (5)
  10.  −0.4−0.2=−0.2
     
  11. (6)
  12.  −1.4−1.3−1.1
     
  13. (7)
  14.  0.20.30.4
     
  15. (8)
  16.  0.80.9=0.9
     
  17. (9)
  18.  −1.4−1.1−1
     
  19. (10)
  20.  0.20.3=0.3
     
  21. (11)
  22.  −0.3=−0.3−0.2
     
  23. (12)
  24.  0.80.91
     
  25. (13)
  26.  −1.3−1.2−0.8
     
  27. (14)
  28.  −0.4−0.3−0.2
     
  29. (15)
  30.  0.5=0.5=0.5
     
  31. (16)
  32.  −0.4−0.3−0.1
     
  33. (17)
  34.  −0.6=−0.6−0.3
     
  35. (18)
  36.  −1.2−1.1−0.8
     
  37. (19)
  38.  0.8=0.81
     
  39. (20)
  40.  −0.5−0.1=−0.1