问题
填空题
8个0.1和80个0.01合起来是______.
答案
根据题意可得:
8×0.1+80×0.01,
=0.8+0.8,
=1.6.
答:8个0.1和80个0.01合起来是1.6.
故答案为:1.6.
8个0.1和80个0.01合起来是______.
根据题意可得:
8×0.1+80×0.01,
=0.8+0.8,
=1.6.
答:8个0.1和80个0.01合起来是1.6.
故答案为:1.6.