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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 15¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 65¢. How many more cents do you need?

    65¢$1.00 Target (100¢)65¢+?¢
    $1.00 · 100¢ · 65¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 54¢. How many cents change do you receive?

    54¢$1.00 Target (100¢)54¢+?¢
    $1.00 · 100¢ · 54¢ · Complements to $1.00 (cents)

  4. 4. Complete the complement to one dollar: 20¢ + ____ = 100¢ ($1.00).

    20¢$1.00 Target (100¢)20¢+?¢
    20¢ · 100¢ · $1.00 · Complements to $1.00 (cents)

  5. 5. A piggy bank holds 59¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 84¢. How many more cents make $1.00 (100¢)?

    84¢$1.00 Target (100¢)84¢+?¢
    84¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 17¢ on the counter, how many more cents are needed?

    17¢$1.00 Target (100¢)17¢+?¢
    $1.00 · 100¢ · 17¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 35¢ = ____ ($1.00 total).

    35¢$1.00 Target (100¢)35¢+?¢
    100¢ · 35¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 31¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    31¢$1.00 Target (100¢)31¢+?¢
    31¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 22¢. How many more cents do you need?

    22¢$1.00 Target (100¢)22¢+?¢
    $1.00 · 100¢ · 22¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 69¢. How many cents change do you receive?

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

  12. 12. Complete the complement to one dollar: 23¢ + ____ = 100¢ ($1.00).

    23¢$1.00 Target (100¢)23¢+?¢
    23¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 104735 · 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 15¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    85¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 65¢. How many more cents do you need?

    35¢

    Subtract 65¢ from 100¢: 100¢ − 65¢ = 35¢.

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 54¢. How many cents change do you receive?

    46¢

    Subtract 54¢ from 100¢: 100¢ − 54¢ = 46¢.

  4. 4. Complete the complement to one dollar: 20¢ + ____ = 100¢ ($1.00).

    80¢

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

  5. 5. A piggy bank holds 59¢. How many extra cents must be added to reach $1.00 (100¢)?

    41¢

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

  6. 6. Two coins in your pocket total 84¢. How many more cents make $1.00 (100¢)?

    16¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 17¢ on the counter, how many more cents are needed?

    83¢

    Subtract 17¢ from 100¢: 100¢ − 17¢ = 83¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 35¢ = ____ ($1.00 total).

    65¢

    Subtract 35¢ from 100¢: 100¢ − 35¢ = 65¢.

  9. 9. You have 31¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    69¢

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

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 22¢. How many more cents do you need?

    78¢

    Subtract 22¢ from 100¢: 100¢ − 22¢ = 78¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 69¢. How many cents change do you receive?

    31¢

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

  12. 12. Complete the complement to one dollar: 23¢ + ____ = 100¢ ($1.00).

    77¢

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

12 questions · Seed 104735 · 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 15¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 65¢. How many more cents do you need?

    65¢$1.00 Target (100¢)65¢+?¢
    $1.00 · 100¢ · 65¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 54¢. How many cents change do you receive?

    54¢$1.00 Target (100¢)54¢+?¢
    $1.00 · 100¢ · 54¢ · Complements to $1.00 (cents)

  4. 4. Complete the complement to one dollar: 20¢ + ____ = 100¢ ($1.00).

    20¢$1.00 Target (100¢)20¢+?¢
    20¢ · 100¢ · $1.00 · Complements to $1.00 (cents)

  5. 5. A piggy bank holds 59¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 84¢. How many more cents make $1.00 (100¢)?

    84¢$1.00 Target (100¢)84¢+?¢
    84¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 17¢ on the counter, how many more cents are needed?

    17¢$1.00 Target (100¢)17¢+?¢
    $1.00 · 100¢ · 17¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 35¢ = ____ ($1.00 total).

    35¢$1.00 Target (100¢)35¢+?¢
    100¢ · 35¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 31¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    31¢$1.00 Target (100¢)31¢+?¢
    31¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 22¢. How many more cents do you need?

    22¢$1.00 Target (100¢)22¢+?¢
    $1.00 · 100¢ · 22¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 69¢. How many cents change do you receive?

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

  12. 12. Complete the complement to one dollar: 23¢ + ____ = 100¢ ($1.00).

    23¢$1.00 Target (100¢)23¢+?¢
    23¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 104735 · 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 15¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    85¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 65¢. How many more cents do you need?

    35¢

    Subtract 65¢ from 100¢: 100¢ − 65¢ = 35¢.

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 54¢. How many cents change do you receive?

    46¢

    Subtract 54¢ from 100¢: 100¢ − 54¢ = 46¢.

  4. 4. Complete the complement to one dollar: 20¢ + ____ = 100¢ ($1.00).

    80¢

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

  5. 5. A piggy bank holds 59¢. How many extra cents must be added to reach $1.00 (100¢)?

    41¢

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

  6. 6. Two coins in your pocket total 84¢. How many more cents make $1.00 (100¢)?

    16¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 17¢ on the counter, how many more cents are needed?

    83¢

    Subtract 17¢ from 100¢: 100¢ − 17¢ = 83¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 35¢ = ____ ($1.00 total).

    65¢

    Subtract 35¢ from 100¢: 100¢ − 35¢ = 65¢.

  9. 9. You have 31¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    69¢

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

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 22¢. How many more cents do you need?

    78¢

    Subtract 22¢ from 100¢: 100¢ − 22¢ = 78¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 69¢. How many cents change do you receive?

    31¢

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

  12. 12. Complete the complement to one dollar: 23¢ + ____ = 100¢ ($1.00).

    77¢

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

12 questions · Seed 104735 · Age guidance, not curriculum certification