Question

CUANTOS NUMEROS TERMINADOS EN 7 (es decir un 7 en el lugar de las unidades) hay entre 1 y 878

Answer 1

aslo como hice anterior

7,17,27,37,47,57,67,77,87,97,107,117,127,137,147,157,167,177,187,197,207,217,227,237,247,257,267,277,287,297,307,317,127,337,347,357,367,377,387,397,407,417,427,437,447,457,467,477,487,497,507,517,527,537,547,557,567,577.587.597.607,617,627.637,647,657,667,677.687,697,707,717,727,737.747,757,767.777,787,797.807,817.827,837.847.857,867,877

espero sirva m.r