Math - Numbers to Words (& vice versa) worksheet - Free Printable

Problem Analysis:

The task consists of two parts:
1. Part (A): Convert numbers into words.
2. Part (B): Convert words into numbers.

We will solve each part step by step.

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Part (A): Write these numbers as words

#### Instructions:
Convert the given numbers into their word forms. The example provided is:
- 36,045 → Thirty-six thousand and forty-five

#### Solutions:
1. 23
- This is a two-digit number.
- In words: Twenty-three

2. 321
- This is a three-digit number.
- Breakdown: 300 (three hundred) + 20 (twenty) + 1 (one)
- In words: Three hundred twenty-one

3. 4,312
- This is a four-digit number.
- Breakdown: 4,000 (four thousand) + 300 (three hundred) + 10 (ten) + 2 (two)
- In words: Four thousand three hundred twelve

4. 56,789
- This is a five-digit number.
- Breakdown: 50,000 (fifty thousand) + 6,000 (six thousand) + 700 (seven hundred) + 80 (eighty) + 9 (nine)
- In words: Fifty-six thousand seven hundred eighty-nine

5. 98,013
- This is a five-digit number.
- Breakdown: 90,000 (ninety thousand) + 8,000 (eight thousand) + 0 (no hundreds) + 10 (ten) + 3 (three)
- In words: Ninety-eight thousand thirteen

#### Final Answers for Part (A):
1. Twenty-three
2. Three hundred twenty-one
3. Four thousand three hundred twelve
4. Fifty-six thousand seven hundred eighty-nine
5. Ninety-eight thousand thirteen

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Part (B): Write these words as numbers

#### Instructions:
Convert the given word forms into numbers. The example provided is:
- Seventy-three thousand four hundred and forty → 73,440

#### Solutions:
1. Three thousand nine hundred and fifty-three
- Breakdown: Three thousand + Nine hundred + Fifty-three
- Number: 3,953

2. Twelve thousand and eleven
- Breakdown: Twelve thousand + Eleven
- Number: 12,011

3. Four thousand six hundred seventy-two
- Breakdown: Four thousand + Six hundred + Seventy-two
- Number: 4,672

4. Eighty-eight thousand eight hundred and eight
- Breakdown: Eighty-eight thousand + Eight hundred + Eight
- Number: 88,808

5. Ninety-one thousand and nineteen
- Breakdown: Ninety-one thousand + Nineteen
- Number: 91,019

#### Final Answers for Part (B):
1. 3,953
2. 12,011
3. 4,672
4. 88,808
5. 91,019

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Final Answer:

\[
\boxed{
\text{(A) 1. Twenty-three, 2. Three hundred twenty-one, 3. Four thousand three hundred twelve, 4. Fifty-six thousand seven hundred eighty-nine, 5. Ninety-eight thousand thirteen}
}
\]
\[
\boxed{
\text{(B) 1. 3,953, 2. 12,011, 3. 4,672, 4. 88,808, 5. 91,019}
}
\]