Respuesta :
Using decimals the answer would be
70 x 0.3 = 21
Using fractions the answer would be
70 / 1 x 3/10 = 210/10 = 21 times on base is the estimate
70 x 0.3 = 21
Using fractions the answer would be
70 / 1 x 3/10 = 210/10 = 21 times on base is the estimate