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请站在初一学生的视角上答题顺便附上过程谢谢合作O▽O

来源:学生作业帮 编辑:拍题作业网作业帮 分类:数学作业 时间:2024/03/29 01:12:50
请站在初一学生的视角上答题顺便附上过程谢谢合作O▽O
|-16.2|+|-2又1/3|+3又2/3-10.7
-64÷3又1/5x5/8
2/5÷(-2又2/5)-8/21x(-1又3/4)-0.5÷2x7/2
-1÷(1/3-1/2)
(5/12+2/3-3/4)x12
-5÷(-1又2/7)x4/5x(-2又1/4)÷7
(1/4+1/12+7/18-1/36)÷1/36-2x(-1/3)
3.95x6-1.45x6+(7/48-5/6+1/6)x24-3又1/2
一共八道题T
|-16.2|+|-2又1/3|+3又2/3-10.7
=16.2+2又1/3+3又2/3-10.7
=(16.2-10.7)+(2又1/3+3又2/3)
=5.5+6
=11.5
-64÷3又1/5x5/8
=-64×5/8×5/8
=-40×5/8
=-25
2/5÷(-2又2/5)-8/21x(-1又3/4)-0.5÷2x7/2
=-1/6+1/3-1/4×7/2
=1/6-7/8
=-17/24
-1÷(1/3-1/2)
=-1÷(-1/6)
=6
(5/12+2/3-3/4)x12
=5/12×12+2/3×12-3/4×12
=5+8-9
=4
-5÷(-1又2/7)x4/5x(-2又1/4)÷7
=-5×(-7/9)×4/5×(-9/4)×1/7
=-(5×4/5)×(7/9×9/4)×1/7
=-4×7/4×1/7
=-1
(1/4+1/12+7/18-1/36)÷1/36-2x(-1/3)
=(1/4+1/12+7/18-1/36)×36+2/3
=1/4×36+1/12×36+7/18×36-1/36×36+2/3
=9+3+14-1+2/3
=25又2/3
3.95x6-1.45x6+(7/48-5/6+1/6)x24-3又1/2
=(3.95-1.45)×6+(7/48×24-5/6×24+1/6×24)-3又1/2
=2.5×6+(3.5-20+4)-3.5
=15-12.5-3.5
=-6
再问: 妈蛋就差一点就看到了T T不过太谢谢你了,虽然已经来不及了,但是还是给你好评OWO
再答: 很好