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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 23¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 59¢. How many more cents do you need?

    59¢$1.00 Target (100¢)59¢+?¢
    $1.00 · 100¢ · 59¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 61¢. How many cents change do you receive?

    61¢$1.00 Target (100¢)61¢+?¢
    $1.00 · 100¢ · 61¢ · Complements to $1.00 (cents)

  4. 4. Complete the complement to one dollar: 28¢ + ____ = 100¢ ($1.00).

    28¢$1.00 Target (100¢)28¢+?¢
    28¢ · 100¢ · $1.00 · Complements to $1.00 (cents)

  5. 5. A piggy bank holds 74¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 26¢. How many more cents make $1.00 (100¢)?

    26¢$1.00 Target (100¢)26¢+?¢
    26¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 72¢ on the counter, how many more cents are needed?

    72¢$1.00 Target (100¢)72¢+?¢
    $1.00 · 100¢ · 72¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 86¢ = ____ ($1.00 total).

    86¢$1.00 Target (100¢)86¢+?¢
    100¢ · 86¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 69¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    69¢$1.00 Target (100¢)69¢+?¢
    69¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 15¢. How many more cents do you need?

    15¢$1.00 Target (100¢)15¢+?¢
    $1.00 · 100¢ · 15¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 51¢. How many cents change do you receive?

    51¢$1.00 Target (100¢)51¢+?¢
    $1.00 · 100¢ · 51¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 64¢ + ____ = 100¢ ($1.00).

    64¢$1.00 Target (100¢)64¢+?¢
    64¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 52 · 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 23¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    77¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 59¢. How many more cents do you need?

    41¢

    Subtract 59¢ from 100¢: 100¢ − 59¢ = 41¢.

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 61¢. How many cents change do you receive?

    39¢

    Subtract 61¢ from 100¢: 100¢ − 61¢ = 39¢.

  4. 4. Complete the complement to one dollar: 28¢ + ____ = 100¢ ($1.00).

    72¢

    Subtract 28¢ from 100¢: 100¢ − 28¢ = 72¢.

  5. 5. A piggy bank holds 74¢. How many extra cents must be added to reach $1.00 (100¢)?

    26¢

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

  6. 6. Two coins in your pocket total 26¢. How many more cents make $1.00 (100¢)?

    74¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 72¢ on the counter, how many more cents are needed?

    28¢

    Subtract 72¢ from 100¢: 100¢ − 72¢ = 28¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 86¢ = ____ ($1.00 total).

    14¢

    Subtract 86¢ from 100¢: 100¢ − 86¢ = 14¢.

  9. 9. You have 69¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    31¢

    Subtract 69¢ from 100¢: 100¢ − 69¢ = 31¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 15¢. How many more cents do you need?

    85¢

    Subtract 15¢ from 100¢: 100¢ − 15¢ = 85¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 51¢. How many cents change do you receive?

    49¢

    Subtract 51¢ from 100¢: 100¢ − 51¢ = 49¢.

  12. 12. Complete the complement to one dollar: 64¢ + ____ = 100¢ ($1.00).

    36¢

    Subtract 64¢ from 100¢: 100¢ − 64¢ = 36¢.

12 questions · Seed 52 · 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 23¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 59¢. How many more cents do you need?

    59¢$1.00 Target (100¢)59¢+?¢
    $1.00 · 100¢ · 59¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 61¢. How many cents change do you receive?

    61¢$1.00 Target (100¢)61¢+?¢
    $1.00 · 100¢ · 61¢ · Complements to $1.00 (cents)

  4. 4. Complete the complement to one dollar: 28¢ + ____ = 100¢ ($1.00).

    28¢$1.00 Target (100¢)28¢+?¢
    28¢ · 100¢ · $1.00 · Complements to $1.00 (cents)

  5. 5. A piggy bank holds 74¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 26¢. How many more cents make $1.00 (100¢)?

    26¢$1.00 Target (100¢)26¢+?¢
    26¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 72¢ on the counter, how many more cents are needed?

    72¢$1.00 Target (100¢)72¢+?¢
    $1.00 · 100¢ · 72¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 86¢ = ____ ($1.00 total).

    86¢$1.00 Target (100¢)86¢+?¢
    100¢ · 86¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 69¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    69¢$1.00 Target (100¢)69¢+?¢
    69¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 15¢. How many more cents do you need?

    15¢$1.00 Target (100¢)15¢+?¢
    $1.00 · 100¢ · 15¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 51¢. How many cents change do you receive?

    51¢$1.00 Target (100¢)51¢+?¢
    $1.00 · 100¢ · 51¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 64¢ + ____ = 100¢ ($1.00).

    64¢$1.00 Target (100¢)64¢+?¢
    64¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 52 · 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 23¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    77¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 59¢. How many more cents do you need?

    41¢

    Subtract 59¢ from 100¢: 100¢ − 59¢ = 41¢.

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 61¢. How many cents change do you receive?

    39¢

    Subtract 61¢ from 100¢: 100¢ − 61¢ = 39¢.

  4. 4. Complete the complement to one dollar: 28¢ + ____ = 100¢ ($1.00).

    72¢

    Subtract 28¢ from 100¢: 100¢ − 28¢ = 72¢.

  5. 5. A piggy bank holds 74¢. How many extra cents must be added to reach $1.00 (100¢)?

    26¢

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

  6. 6. Two coins in your pocket total 26¢. How many more cents make $1.00 (100¢)?

    74¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 72¢ on the counter, how many more cents are needed?

    28¢

    Subtract 72¢ from 100¢: 100¢ − 72¢ = 28¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 86¢ = ____ ($1.00 total).

    14¢

    Subtract 86¢ from 100¢: 100¢ − 86¢ = 14¢.

  9. 9. You have 69¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    31¢

    Subtract 69¢ from 100¢: 100¢ − 69¢ = 31¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 15¢. How many more cents do you need?

    85¢

    Subtract 15¢ from 100¢: 100¢ − 15¢ = 85¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 51¢. How many cents change do you receive?

    49¢

    Subtract 51¢ from 100¢: 100¢ − 51¢ = 49¢.

  12. 12. Complete the complement to one dollar: 64¢ + ____ = 100¢ ($1.00).

    36¢

    Subtract 64¢ from 100¢: 100¢ − 64¢ = 36¢.

12 questions · Seed 52 · Age guidance, not curriculum certification