36×72+36×27+36 125×32×25 4.64-(0.64+3.62) 21÷9+22÷9+23÷9+24÷
来源:学生作业帮 编辑:神马作文网作业帮 分类:数学作业 时间:2024/09/24 21:24:23
36×72+36×27+36 | 125×32×25 | 4.64-(0.64+3.62) |
21÷9+22÷9+23÷9+24÷9 | 199999.9+19999.8+1999.9+199.8+19.9+0.7. |
(1)36×72+36×27+36,
=36×(72+27+1),
=36×100,
=3600;
(2)125×32×25,
=(125×8)×(4×25),
=1000×100,
=100000;
(3)4.64-(0.64+3.62),
=4.64-0.64-3.62,
=4-3.62,
=0.38;
(4)21÷9+22÷9+23÷9+24÷9,
=
21
9+
22
9+
23
9+
24
9,
=
90
9,
=10;
(5)199999.9+19999.8+1999.9+199.8+19.9+0.7.
=(199999.9+0.1)+(19999.8+0.2)+(199.8+0.2)+(19.9+0.1)+0.1,
=200000+20000+200+20+0.1,
=220220.1.
=36×(72+27+1),
=36×100,
=3600;
(2)125×32×25,
=(125×8)×(4×25),
=1000×100,
=100000;
(3)4.64-(0.64+3.62),
=4.64-0.64-3.62,
=4-3.62,
=0.38;
(4)21÷9+22÷9+23÷9+24÷9,
=
21
9+
22
9+
23
9+
24
9,
=
90
9,
=10;
(5)199999.9+19999.8+1999.9+199.8+19.9+0.7.
=(199999.9+0.1)+(19999.8+0.2)+(199.8+0.2)+(19.9+0.1)+0.1,
=200000+20000+200+20+0.1,
=220220.1.
简便计算(36×72×125)÷(25×9×18)
(36*72*125)÷(25*9*18)的简便计算
42÷14/15= 13/21÷26/27= 35/36÷14= 11/12÷11/36= 33/35÷22= 4/9÷
简便运算 (25+9)×4-36 24×(34-29)÷(26-18) 8×25×4×125 278×15+22×15
25×32÷14+36÷21×25=
【2-(5/9-1/6)】÷25/36
解方程36÷3x+(36-36÷3x)÷9=6
(21+36+41+29+44+32+36+18+36+27)÷2等于多少?
X÷36=4/9÷10%
36÷(-9)+6-2÷8×2等于多少?
36×25÷(6×5)×9+16×4×(5×9)简便计算
(18/25-9/23)÷9/25-21/23简便