Page 44 - NUMINO Challenge_K2

Problem solving

1 Only one beverage and one fruit can be chosen from each

group. How many possible combinations are there? Use a

tree diagram.

Beverage Fruits

Milk Coke Water Melon
melon
Apple Grapes

Tip Fruits

Beverage Watermelon
Apple
Milk

2 How many 2-digit numbers can be made using the given

number cards once?

123

Tip Ones
place
Tens
place 2 12

1 3 13

41Problem Solving