一、口算。
550÷5 =
38×20 =
58 + 37 =
700×7 =
168÷4 =
101×9 =
690÷3 =
40×30 =
280÷7 =
45 + 65 =
576÷8 =
74×2 =
96÷6 =
38 + 94 =
65 - 56 =
270 + 50 =
12×90 =
54÷2 =
99÷3 =
800÷5 =
22 + 59 =
58×20 =
41×9 =
35×20 =
70÷5 =
98 - 69 =
438÷6 =
47×60 =
17×30 =
150×4 =
550÷5 =
38×20 =
58 + 37 =
700×7 =
168÷4 =
101×9 =
690÷3 =
40×30 =
280÷7 =
45 + 65 =
576÷8 =
74×2 =
96÷6 =
38 + 94 =
65 - 56 =
270 + 50 =
12×90 =
54÷2 =
99÷3 =
800÷5 =
22 + 59 =
58×20 =
41×9 =
35×20 =
70÷5 =
98 - 69 =
438÷6 =
47×60 =
17×30 =
150×4 =
答案
110 760 95
4900 42 909
230 1200 40
110 72 148
16 132 9
320 1080 27
33 160 81
1160 369 700
14 29 73
2820 510 600
4900 42 909
230 1200 40
110 72 148
16 132 9
320 1080 27
33 160 81
1160 369 700
14 29 73
2820 510 600
二、计算下面各题。
235 + 66 - 127
(73 - 56)×92
(124 + 226)÷7
235 + 66 - 127
(73 - 56)×92
(124 + 226)÷7
答案
174 1564 50
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