Millie has a box of 1 hundred cubes. she also has a bag of 70 cubes. how many trains of 10 cubes can she make?

40.   Millie has a boxes of cubes:
=> 1 box of 100 cubes
=> 1 box of 70 cubes
=> 100 cubes + 70 cubes = 170 cubes
Therefore, Millie has a total 0f 170 cubes all in all. Now, let’s try to find the answer to Millie’s problem. Millie wanted ti make a train cubes, how many train cubes se can make with 170 cubes.
=> 10 cubes per trains
=> 170 / 10
=> 17 – the total number of trains she can make with 170 cubes.