Question

43x41/42。加1/42,用简便方法计算怎么算？

Answer 1

43×41/42+1/闹埋滑42
=41+41/42+1/42
=41+1
=42
在液盯这可以通过把43拆成42+1，计算比较简便。液腊

Answer 2

依据题意列式计算如下告配芹：
43×41/42+1/42
=42×41/袜毕42+1×41/42+1/42
=41+1/42×（41+1）卖派
=41+1
=42

Answer 3

解:43x41/租坦首信拿42＋弊数1/42
=1/42×(43×42＋1)
=1/42×1807
=43又1/42

Answer 4

这道题可以这样子来进激旦吵行计算明侍的
42+1×42-1，等于42^2-1
然迟乱后42^2÷42-1/42+1/42=42

Answer 5

那就是44x41/42，在算式上约分。