问题
解答题
递等式计算,能简算的要简算
|
答案
(1)0.11×1.8+8.2×0.11,
=0.11×(1.8+8.2),
=0.11×10,
=1.1;
(2)0.8×(3.2-2.99÷2.3),
=0.8×(3.2-1.3),
=0.8×1.9,
=1.52;
(3)(8.1-5.4)÷3.6+85.7,
=2.7÷3.6+85.7,
=0.75+85.7,
=86.45.
递等式计算,能简算的要简算
|
(1)0.11×1.8+8.2×0.11,
=0.11×(1.8+8.2),
=0.11×10,
=1.1;
(2)0.8×(3.2-2.99÷2.3),
=0.8×(3.2-1.3),
=0.8×1.9,
=1.52;
(3)(8.1-5.4)÷3.6+85.7,
=2.7÷3.6+85.7,
=0.75+85.7,
=86.45.