Jackie has 10 groups of pennies with 3 pennies in each group. Carlos has 5 groups of pennies with 100 pennies in each group. Who has more pennies? Explain how you know?
Answer=Carlos
If Jackie has 10 groups, with 3 in each groups, she has 30 total pennies.
103=30 pennies
If Carlos has 5 groups with 100 in each group, then Carlos has 500 pennies.
5100=500 pennies
500 pennies is more than 30 pennies, so Carlos has more pennies