E – ASW – OE17

The estimated sum of two large whole numbers is between 80 000 and 100 000. What could the two whole numbers be?

E – ASW – OE2

The sum of two 5-digit whole numbers is a 5-digit whole number. What could the two 5-digit whole numbers be?

E – ASW – OE3

The sum of two 5-digit whole numbers is a 6-digit whole number. What could the two 5-digit whole numbers be?

E – ASW – OE4

The difference between two 4-digit whole numbers is a 4-digit whole number. What could the two 4-digit whole numbers be?

E – ASW – OE5

The difference between two 5-digit whole numbers is a 4-digit whole number. What could the two 5-digit whole numbers be?

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