问题
计算题
用递等式计算。
|
答案
(1)700÷(630-560) | |
=700÷70 | |
=10 | (2)4200-8×307 |
=4200-2456 | |
=1744 | |
(3)1020÷(80- 29) | |
=1020÷51 | |
=20 | (4)(78+16)×14 |
=94×14 | |
=1316 |
用递等式计算。
|
(1)700÷(630-560) | |
=700÷70 | |
=10 | (2)4200-8×307 |
=4200-2456 | |
=1744 | |
(3)1020÷(80- 29) | |
=1020÷51 | |
=20 | (4)(78+16)×14 |
=94×14 | |
=1316 |