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Time & moneyAges 10-12

Complements to $1.00 (cents)

Find how many more cents are needed to make $1.00 (100¢) from a given amount. Review suitability for your learners before teaching.

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Age band:Ages 7-9Ages 10-12

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Worksheet StudioPractice pack · Ages 10-12

Complements to $1.00 (cents)

Take your time. Show your thinking.

  1. 1. You have 74¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    74¢$1.00 Target (100¢)74¢+?¢
    74¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 67¢. How many more cents do you need?

    67¢$1.00 Target (100¢)67¢+?¢
    $1.00 · 100¢ · 67¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 76¢. How many cents change do you receive?

    76¢$1.00 Target (100¢)76¢+?¢
    $1.00 · 100¢ · 76¢ · Complements to $1.00 (cents)

  4. 4. Complete the complement to one dollar: 77¢ + ____ = 100¢ ($1.00).

    77¢$1.00 Target (100¢)77¢+?¢
    77¢ · 100¢ · $1.00 · Complements to $1.00 (cents)

  5. 5. A piggy bank holds 45¢. How many extra cents must be added to reach $1.00 (100¢)?

    45¢$1.00 Target (100¢)45¢+?¢
    45¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  6. 6. Two coins in your pocket total 63¢. How many more cents make $1.00 (100¢)?

    63¢$1.00 Target (100¢)63¢+?¢
    63¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 82¢ on the counter, how many more cents are needed?

    82¢$1.00 Target (100¢)82¢+?¢
    $1.00 · 100¢ · 82¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 23¢ = ____ ($1.00 total).

    23¢$1.00 Target (100¢)23¢+?¢
    100¢ · 23¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 21¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    21¢$1.00 Target (100¢)21¢+?¢
    21¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 55¢. How many more cents do you need?

    55¢$1.00 Target (100¢)55¢+?¢
    $1.00 · 100¢ · 55¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 53¢. How many cents change do you receive?

    53¢$1.00 Target (100¢)53¢+?¢
    $1.00 · 100¢ · 53¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 18¢ + ____ = 100¢ ($1.00).

    18¢$1.00 Target (100¢)18¢+?¢
    18¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 44 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12

Complements to $1.00 (cents)

Answers and reasoning. Review before teaching.

  1. 1. You have 74¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    26¢

    Subtract 74¢ from 100¢: 100¢ − 74¢ = 26¢.

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 67¢. How many more cents do you need?

    33¢

    Subtract 67¢ from 100¢: 100¢ − 67¢ = 33¢.

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 76¢. How many cents change do you receive?

    24¢

    Subtract 76¢ from 100¢: 100¢ − 76¢ = 24¢.

  4. 4. Complete the complement to one dollar: 77¢ + ____ = 100¢ ($1.00).

    23¢

    Subtract 77¢ from 100¢: 100¢ − 77¢ = 23¢.

  5. 5. A piggy bank holds 45¢. How many extra cents must be added to reach $1.00 (100¢)?

    55¢

    Subtract 45¢ from 100¢: 100¢ − 45¢ = 55¢.

  6. 6. Two coins in your pocket total 63¢. How many more cents make $1.00 (100¢)?

    37¢

    Subtract 63¢ from 100¢: 100¢ − 63¢ = 37¢.

  7. 7. A bookmark costs $1.00 (100¢). If you already have 82¢ on the counter, how many more cents are needed?

    18¢

    Subtract 82¢ from 100¢: 100¢ − 82¢ = 18¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 23¢ = ____ ($1.00 total).

    77¢

    Subtract 23¢ from 100¢: 100¢ − 23¢ = 77¢.

  9. 9. You have 21¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    79¢

    Subtract 21¢ from 100¢: 100¢ − 21¢ = 79¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 55¢. How many more cents do you need?

    45¢

    Subtract 55¢ from 100¢: 100¢ − 55¢ = 45¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 53¢. How many cents change do you receive?

    47¢

    Subtract 53¢ from 100¢: 100¢ − 53¢ = 47¢.

  12. 12. Complete the complement to one dollar: 18¢ + ____ = 100¢ ($1.00).

    82¢

    Subtract 18¢ from 100¢: 100¢ − 18¢ = 82¢.

12 questions · Seed 44 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12

Complements to $1.00 (cents)

Take your time. Show your thinking.

  1. 1. You have 74¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    74¢$1.00 Target (100¢)74¢+?¢
    74¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 67¢. How many more cents do you need?

    67¢$1.00 Target (100¢)67¢+?¢
    $1.00 · 100¢ · 67¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 76¢. How many cents change do you receive?

    76¢$1.00 Target (100¢)76¢+?¢
    $1.00 · 100¢ · 76¢ · Complements to $1.00 (cents)

  4. 4. Complete the complement to one dollar: 77¢ + ____ = 100¢ ($1.00).

    77¢$1.00 Target (100¢)77¢+?¢
    77¢ · 100¢ · $1.00 · Complements to $1.00 (cents)

  5. 5. A piggy bank holds 45¢. How many extra cents must be added to reach $1.00 (100¢)?

    45¢$1.00 Target (100¢)45¢+?¢
    45¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  6. 6. Two coins in your pocket total 63¢. How many more cents make $1.00 (100¢)?

    63¢$1.00 Target (100¢)63¢+?¢
    63¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 82¢ on the counter, how many more cents are needed?

    82¢$1.00 Target (100¢)82¢+?¢
    $1.00 · 100¢ · 82¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 23¢ = ____ ($1.00 total).

    23¢$1.00 Target (100¢)23¢+?¢
    100¢ · 23¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 21¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    21¢$1.00 Target (100¢)21¢+?¢
    21¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 55¢. How many more cents do you need?

    55¢$1.00 Target (100¢)55¢+?¢
    $1.00 · 100¢ · 55¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 53¢. How many cents change do you receive?

    53¢$1.00 Target (100¢)53¢+?¢
    $1.00 · 100¢ · 53¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 18¢ + ____ = 100¢ ($1.00).

    18¢$1.00 Target (100¢)18¢+?¢
    18¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 44 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12

Complements to $1.00 (cents)

Answers and reasoning. Review before teaching.

  1. 1. You have 74¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    26¢

    Subtract 74¢ from 100¢: 100¢ − 74¢ = 26¢.

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 67¢. How many more cents do you need?

    33¢

    Subtract 67¢ from 100¢: 100¢ − 67¢ = 33¢.

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 76¢. How many cents change do you receive?

    24¢

    Subtract 76¢ from 100¢: 100¢ − 76¢ = 24¢.

  4. 4. Complete the complement to one dollar: 77¢ + ____ = 100¢ ($1.00).

    23¢

    Subtract 77¢ from 100¢: 100¢ − 77¢ = 23¢.

  5. 5. A piggy bank holds 45¢. How many extra cents must be added to reach $1.00 (100¢)?

    55¢

    Subtract 45¢ from 100¢: 100¢ − 45¢ = 55¢.

  6. 6. Two coins in your pocket total 63¢. How many more cents make $1.00 (100¢)?

    37¢

    Subtract 63¢ from 100¢: 100¢ − 63¢ = 37¢.

  7. 7. A bookmark costs $1.00 (100¢). If you already have 82¢ on the counter, how many more cents are needed?

    18¢

    Subtract 82¢ from 100¢: 100¢ − 82¢ = 18¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 23¢ = ____ ($1.00 total).

    77¢

    Subtract 23¢ from 100¢: 100¢ − 23¢ = 77¢.

  9. 9. You have 21¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    79¢

    Subtract 21¢ from 100¢: 100¢ − 21¢ = 79¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 55¢. How many more cents do you need?

    45¢

    Subtract 55¢ from 100¢: 100¢ − 55¢ = 45¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 53¢. How many cents change do you receive?

    47¢

    Subtract 53¢ from 100¢: 100¢ − 53¢ = 47¢.

  12. 12. Complete the complement to one dollar: 18¢ + ____ = 100¢ ($1.00).

    82¢

    Subtract 18¢ from 100¢: 100¢ − 18¢ = 82¢.

12 questions · Seed 44 · Age guidance, not curriculum certification