Kaelin drew a map of the Nueces River. In the scale Kaelin used for the map, 3 centimeters represents 20 kilometers. The actual length of the Nueces River is 82 kilometers. What is the length in centimeters of the Nueces River on Kaelin’s map?

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?

Hundred and tens tables to make 430 in five different ways

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?