-
14171
2013-05-09 17:13
407
0
100
( 12 )
1. 1m - 30cm = cm 34cm +25 cm= cm.
2.
3.
4. 6×5 =30
5. 100 71
6. 5 + 5 + 5 + 5 = × 8 +8+8+8+8+8+8+8 = ×
15
9×5 = 9×3 = 5×4 = 26+9 = 4×3+ 4 =
8×6 = 8×3 = 97 - 60 = 9×8 = 5×3 -3 =
16 -7 = 25+30 = 7×7 = 7×5 = 4×4 - 4 =
20
76 - 27 = 46 + 38 = 80 -24 = 35 +26 +25 =
75 - 46 +31 = 53 - 9 - 37 =
○ ∧ ∨ = 8
50 - 4○54 32+18○40 6 + 6 ○36 2m○ 2cm
3+ 6 ○3×6 6×4 ○24 46 -7 ○18 9+59○59+9
( 9
1. 2.
6
5× ∧27 9× ∧41
7× ∧17
8× ∧22 80∨ ×9 7×
∧22
6
× = × =
× = × + = × =
★★★★★★★ ▲▲▲ ■■■■■■■■■
★★★★★★★ ▲▲▲▲▲▲ ■■■■■■■■■
★★★★★★★ ▲▲▲▲▲▲ ■■■■■■■■■
★★★★★★★ ▲▲▲▲▲▲ ■■■■■■■■■
9
15
1. 2. 5 . 3. 62
6
55 25
38
6