February 10, 2008
Grade 1 Lessons, Mathematics, The Son
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Word Problems Involving Money

- To add amounts of money, add the centavos first then the pesos. Regroup whenever needed.

- To subtract amounts of money, subtract the centavos first then the pesos. Regroup whenever needed.

- Whenever we subtract amounts of money, the difference is called change or money that is left.

February 3, 2008
Grade 1 Lessons, Mathematics, The Son
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Feb3

Subtracting Amounts of Money

To subtract amounts of money, remember the following:

1. Make sure that the decimal points that separate the pesos from the centavos are in one column.

2. Subtract amounts of money just like whole numbers.

3. Write or with the decimal point in the final answer.

January 29, 2008
Grade 1 Lessons, Mathematics, The Son
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Adding Amounts of Money

To add amounts of money, remember the following:

1. Make sure that the decimal points that separate the pesos from the centavos are all in one column.

2. Add the amounts just like the whole numbers.

3. Do not forget to write the correct symbol ( or ) and the decimal point in your answer.

January 22, 2008
Grade 1 Lessons, Mathematics, The Son
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jan22

Comparing Amounts of Money

In comparing amounts of money, use the symbols** >** for **is greater than**, **<** for **is less than**, and **=** for **is equal to**.

Always compare the amounts in pesos first, then the amounts in centavos.

January 15, 2008
Grade 1 Lessons, The Son
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Reading and Writing Amounts of Money

(peso sign) is the symbol used for amounts in pesos.

(centavo sign) is the symbol used for amounts in centavos.

A decimal point (.) separates the pesos from the centavos. It is read as “and.”