四年级下册数学计算题.doc

四年级下册数学计算题.doc65+73+135 357+288+143
272+68+28 999+99+9+3
129+235+171+165 17+145+23+35 400-256-44 42X25
6+7+8+102+103+104 9998+3+99+998+3+9 76X103 99X9
517-53-47 284-159-41
258-42-16 125 X (40-4)
545-167-145 478-47-178
344- (144+37) 25X44
236- (177+36 ) 45 X 4 X5
23 X5X2 (12+50) X40
25X9X4 8X (125X13)
(250X125) X (4X8) 4204-35
88X125 72X125
125X64X25 18X125
24004-25 42X125X8X5
25X4X88X125 45X37+37X55
28X21+28X79 99X78
17X23-23X7 38X46+64X38
99 X 32+32 92+99
197+102 46+46X59
248-86+48
672-36+64 (6467-832) + (1832-1467)
354-108
405-99
28X225-2X225-6X225
(42+25) X125+ (18+15) X125
99X22+33X34
23X2X4+25X4X2+27X1X8+25X8X1 23 X5X2
272+68+28 127-98 3604-44-9 2504-54-2
6004-124-5 10004- (1254-4) 960X464-48
8004-54-8
4804-54-48 2404-54-12 65+73+135
357+288+14
125 X (860+2404-12) 700+6124-12X4
(37+15) X85+1360 (250-25) 4-25
1530+ (592-530) -192
(2+4+6+ *+98+100) — (1+3+5+ *+97+99)
(230-23) 4-23
17364-28+10644-28
2005X 20062006-2006X 20052005
129+235+171+165
17+145+23+35
999+99+9+3
284-159-41
517-53-47
400-256-44
258-42-16
545-167-145
478-47-178
45X4X5
344-(144+37)
236-(177+36)
25X9X4
8X (125X13)
88X125
72X125
(250X125) X
25X44
42X25
125X64X25
42X125X8X5
99X9
18X125
99X78
45X37+37X55
28X21+28X79
24004-25 70004-125
323+189-123 248-86+48
+
17 X 23-23 X 7 38 X 46+64 X 38 99 X 32+32
46+46X59
167X2+167X3+167X5 39X8+6X39-39X4
3604-44-9
2504-54-2
6004-124-5 147+147X99
8004-54-8
4804-54-48
2404-54-12
4204-35
672-36+64
(6467-832) + (1832-1467) 1530+
(592-530) -192
7755-(2187+755)
87X53+87X47
99+999+9999+99999 123 X18-123 X 3+85 X123
2. 64+8. 67+7. 36+11. 33 63. 44-2. 54-
- 88X27+27X12 167X25+32X25+25 38X99+38
7X75-7X25
234-34-66
528-53-47
435- (135+189)
25 X (4+8)
108X75
35X201