问题
解答题
用递等式计算.
|
答案
(1)35+180÷20+10,
=35+9+10,
=44+10,
=54;
(2)(43+17)÷(36÷6),
=60÷6,
=10;
(3)(220+120)÷(20-16),
=340÷4,
=85;
(4)210÷7×22×5,
=30×22×5,
=660×5,
=3300.
用递等式计算.
|
(1)35+180÷20+10,
=35+9+10,
=44+10,
=54;
(2)(43+17)÷(36÷6),
=60÷6,
=10;
(3)(220+120)÷(20-16),
=340÷4,
=85;
(4)210÷7×22×5,
=30×22×5,
=660×5,
=3300.