# Worksheet: Adding Whole Numbers up to 100,000,000

In this worksheet, we will practice adding whole numbers with sums up to 100,000,000 using both formal written methods and mental methods.

Q1:

Q2:

The income of a company in its first year was 2 million pounds and in its second year was . Calculate the total income in those two years.

Q3:

During the world cup, the income from three different sponsors was 5 million and three hundred thousand pounds, seven hundred thousand pounds, and two hundred and five thousand pounds. What was the total income?

Q4:

Q5:

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Q7:

Q8:

Q9:

Q10:

Q11:

Q12:

Q13:

The income of a company in its first year was 3 million pounds and in its second year was . Calculate the total income in those two years.

Q14:

Is , , or the largest 7-digit number whose digits are different?

• A
• B
• C

Q15:

Calculate million.

Q16:

Calculate .

Q17:

7,694,177 children were vaccinated last year and 3,580,750 children were vaccinated this year. How many children were vaccinated in total?

Q18:

Evaluate the expression.