1樓:我看的是你看我
1) 66x+17y=3967
25x+y=1200
答案:x=48 y=4、
(2) 18x+23y=2303
74x-y=1998
答案:x=27 y=79
(3) 44x+90y=7796
44x+y=3476
答案:x=79 y=48
(4) 76x-66y=4082
30x-y=2940
答案:x=98 y=51
(5) 67x+54y=8546
71x-y=5680
答案:x=80 y=59
(6) 42x-95y=-1410
21x-y=1575
答案:x=75 y=48
(7) 47x-40y=853
34x-y=2006
答案:x=59 y=48
(8) 19x-32y=-1786
75x+y=4950
答案:x=66 y=95
(9) 97x+24y=7202
58x-y=2900
答案:x=50 y=98
(10) 42x+85y=6362
63x-y=1638
答案:x=26 y=62
(11) 85x-92y=-2518
27x-y=486
答案:x=18 y=44
(12) 79x+40y=2419
56x-y=1176
答案:x=21 y=19
(13) 80x-87y=2156
22x-y=880
答案:x=40 y=12
(14) 32x+62y=5134
57x+y=2850
答案:x=50 y=57
(15) 83x-49y=82
59x+y=2183
答案:x=37 y=61
(16) 91x+70y=5845
95x-y=4275
答案:x=45 y=25
(17) 29x+44y=5281
88x-y=3608
答案:x=41 y=93
(18) 25x-95y=-4355
40x-y=2000
答案:x=50 y=59
(19) 54x+68y=3284
78x+y=1404
答案:x=18 y=34
(20) 70x+13y=3520
52x+y=2132
答案:x=41 y=50
48x-54y=-3186 24x+y=1080 答案:x=45 y=99
36x+77y=7619 47x-y=799 答案:x=17 y=91 (
13x-42y=-2717 31x-y=1333 答案:x=43 y=78
28x+28y=3332 52x-y=4628 答案:x=89 y=30
62x-98y=-2564 46x-y=2024 答案:x=44 y=54
79x-76y=-4388 26x-y=832 答案:x=32 y=91
63x-40y=-821 42x-y=546 答案:x=13 y=41
69x-96y=-1209 42x+y=3822 答案:x=91 y=78
85x+67y=7338 11x+y=308 答案:x=28 y=74
78x+74y=12928 14x+y=1218 答案:x=87 y=83
2樓:
(1)101×99
=(100+1)×99
=100×99+99
=9999
(2)14×35
=7×2×35
=7×70
=490
(3)25×28
=25×4×7
=100×7
=700
(4)4×9×25
=4×25×9
=100×9
=900
(5)43×5×4
=43×20
=860
(6)15×12
=15×2×6
=30×6
=180
(7)12×(40-5)
=12×40-12×5
=480-60
=420
(8)64×9-14×9
=(64-14)×9
=50×9
=450
(9)35×98
=35×(100-2)
=35×100-35×2
=3500-70
=3430
(10)23×134-34×23
=23×(134-34)
=23×100
=2300
3樓:ggbond阿
啦啦啦啦啦啦啦啦啦啦啦啦啦啦
4樓:懶
,,,,,,,,.你們的事好老樣子了好老一一年級別的人123555
5樓:餘清禕
答案是皮卡丘答案是皮卡丘答案是皮卡丘?
答案是皮卡丘答案是皮卡丘答案是皮卡丘?
20道帶答案的簡便運算題。
6樓:
sorry,我不知道。
7樓:拽拽的神鹿
99+(38+101)
=238
125×64
=8000
500-99-1-98-2
=300
260÷13÷2
=10101+202+303
=606
373-(173+40)
=160
125×15×8×6
=90000
25×32×125
=100000
125×(6×8)
=6000
25×(4×12)×5
=6000
898-133-67
=698
360÷8÷5
=9(363+95)+(37+105)
=600
500÷25÷4
=5101+202+303
=606
15×(9×4)
=540
999+99+9
=1107
567-(139+267)
=161
25×(13×4)
=1300
630÷35=18
二十道分數四則運算題(要答案,能簡便的要簡便)
8樓:凌月霜丶
脫式計算,能用簡便方
法計算的要用簡便方法計算.
62×7.1+2.9
4.2×0.25
5.2×4.3+0.8×4.3
8.5+1.5÷0.25×4.
0.25×0.8+2.5%
9.6-11÷7+17*4
32×125×2.5
13÷0.4÷2.5
1.25×2.5×0.8
1.5×101-1.5
4.8×101.
3.25×4.7-7.8
0.57+0.43×0.24.
33.02-(148.4-90.85)÷2.5.945÷5÷3
152×3÷2
43×12×6.
200+25×33
(25+26)×48.
672÷(2×3) 576÷3÷4.
35+360÷45)×2003 9975-1740÷145.224÷56+256 203×(86-16)
二十道分數四則運算題(要答案,能簡便的要簡便)拜託了 10
9樓:凌月霜丶
脫式計算,能用簡bai便方法計算的要du用簡便方法計算zhi.dao62×內7.1+2.9
4.2×0.25
5.2×4.3+0.8×4.3
8.5+1.5÷容0.25×4.
0.25×0.8+2.5%
9.6-11÷7+17*4
32×125×2.5
13÷0.4÷2.5
1.25×2.5×0.8
1.5×101-1.5
4.8×101.
3.25×4.7-7.8
0.57+0.43×0.24.
33.02-(148.4-90.85)÷2.5.945÷5÷3
152×3÷2
43×12×6.
200+25×33
(25+26)×48.
672÷(2×3) 576÷3÷4.
35+360÷45)×2003 9975-1740÷145.224÷56+256 203×(86-16)
20道簡便運算帶答案,二十道簡便運算帶答案
凌月霜丶 62 7.1 2.9,440.2 2.9,443.1 4.2 0.25,4 0.2 0.25,4 0.25 0.2 0.25,1 0.05,1.05 5.2 4.3 0.8 4.3,5.2 0.8 4.3,6 4.3,25.8 8.5 1.5 0.25 4,8.5 6 4,8.5 24,3...
20道簡便運算題帶答案
1 66x 17y 3967 25x y 1200 答案 x 48 y 47 2 18x 23y 2303 74x y 1998 答案 x 27 y 79 3 44x 90y 7796 44x y 3476 答案 x 79 y 48 4 76x 66y 4082 30x y 2940 答案 x 98...
關於十道簡便計算的題目,並且攜帶正確答案
愛軍 1 2.64 1.7 2.64 0.7 2.64 1.7 0.7 2.64 1 2.64 2 31.5 1.07 3.15 0.7 3.15 10.7 3.15 0.7 3.15 10.7 0.7 3.15 10 31.5 3 2.7 5.7 2.7 5.3 2.7 2.7 5.7 1 5.3...