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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 67¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 79¢. How many more cents do you need?

    79¢$1.00 Target (100¢)79¢+?¢
    $1.00 · 100¢ · 79¢ · Complements to $1.00 (cents)

  3. 3. 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)

  4. 4. Complete the complement to one dollar: 26¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 28¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 86¢. How many more cents make $1.00 (100¢)?

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 16¢ on the counter, how many more cents are needed?

    16¢$1.00 Target (100¢)16¢+?¢
    $1.00 · 100¢ · 16¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 80¢ = ____ ($1.00 total).

    80¢$1.00 Target (100¢)80¢+?¢
    100¢ · 80¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 52¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    52¢$1.00 Target (100¢)52¢+?¢
    52¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 69¢. How many more cents do you need?

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 19¢. How many cents change do you receive?

    19¢$1.00 Target (100¢)19¢+?¢
    $1.00 · 100¢ · 19¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 48¢ + ____ = 100¢ ($1.00).

    48¢$1.00 Target (100¢)48¢+?¢
    48¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 45 · 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 67¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    33¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 79¢. How many more cents do you need?

    21¢

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

  3. 3. 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¢.

  4. 4. Complete the complement to one dollar: 26¢ + ____ = 100¢ ($1.00).

    74¢

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

  5. 5. A piggy bank holds 28¢. How many extra cents must be added to reach $1.00 (100¢)?

    72¢

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

  6. 6. Two coins in your pocket total 86¢. How many more cents make $1.00 (100¢)?

    14¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 16¢ on the counter, how many more cents are needed?

    84¢

    Subtract 16¢ from 100¢: 100¢ − 16¢ = 84¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 80¢ = ____ ($1.00 total).

    20¢

    Subtract 80¢ from 100¢: 100¢ − 80¢ = 20¢.

  9. 9. You have 52¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    48¢

    Subtract 52¢ from 100¢: 100¢ − 52¢ = 48¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 69¢. How many more cents do you need?

    31¢

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 19¢. How many cents change do you receive?

    81¢

    Subtract 19¢ from 100¢: 100¢ − 19¢ = 81¢.

  12. 12. Complete the complement to one dollar: 48¢ + ____ = 100¢ ($1.00).

    52¢

    Subtract 48¢ from 100¢: 100¢ − 48¢ = 52¢.

12 questions · Seed 45 · 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 67¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 79¢. How many more cents do you need?

    79¢$1.00 Target (100¢)79¢+?¢
    $1.00 · 100¢ · 79¢ · Complements to $1.00 (cents)

  3. 3. 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)

  4. 4. Complete the complement to one dollar: 26¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 28¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 86¢. How many more cents make $1.00 (100¢)?

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 16¢ on the counter, how many more cents are needed?

    16¢$1.00 Target (100¢)16¢+?¢
    $1.00 · 100¢ · 16¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 80¢ = ____ ($1.00 total).

    80¢$1.00 Target (100¢)80¢+?¢
    100¢ · 80¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 52¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    52¢$1.00 Target (100¢)52¢+?¢
    52¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 69¢. How many more cents do you need?

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 19¢. How many cents change do you receive?

    19¢$1.00 Target (100¢)19¢+?¢
    $1.00 · 100¢ · 19¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 48¢ + ____ = 100¢ ($1.00).

    48¢$1.00 Target (100¢)48¢+?¢
    48¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 45 · 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 67¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    33¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 79¢. How many more cents do you need?

    21¢

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

  3. 3. 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¢.

  4. 4. Complete the complement to one dollar: 26¢ + ____ = 100¢ ($1.00).

    74¢

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

  5. 5. A piggy bank holds 28¢. How many extra cents must be added to reach $1.00 (100¢)?

    72¢

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

  6. 6. Two coins in your pocket total 86¢. How many more cents make $1.00 (100¢)?

    14¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 16¢ on the counter, how many more cents are needed?

    84¢

    Subtract 16¢ from 100¢: 100¢ − 16¢ = 84¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 80¢ = ____ ($1.00 total).

    20¢

    Subtract 80¢ from 100¢: 100¢ − 80¢ = 20¢.

  9. 9. You have 52¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    48¢

    Subtract 52¢ from 100¢: 100¢ − 52¢ = 48¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 69¢. How many more cents do you need?

    31¢

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 19¢. How many cents change do you receive?

    81¢

    Subtract 19¢ from 100¢: 100¢ − 19¢ = 81¢.

  12. 12. Complete the complement to one dollar: 48¢ + ____ = 100¢ ($1.00).

    52¢

    Subtract 48¢ from 100¢: 100¢ − 48¢ = 52¢.

12 questions · Seed 45 · Age guidance, not curriculum certification