Page 32 - NUMINO Challenge_D2

Problem solving Key Points

1 Read what Eric wrote below to find the amount Write the ancient
of chocolate bars eaten by Eric and his little Egyptian fractions as
brother. numerical fractions
for calculation.
I ate amount of chocolate bars from the
refrigerator, and my little brother ate amount of
the remaining chocolate bars.
What fraction of the whole chocolate bars did my
little brother and I eat?

11 7 13 5
24 12 24 12

2 Express 11 as the sum of three different unit Find the greatest unit
12 fraction smaller than
the given fraction.
fractions using Fibonacci’s ‘greedy procedure.’

29Number and Operations