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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 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)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 49¢. How many more cents do you need?

    49¢$1.00 Target (100¢)49¢+?¢
    $1.00 · 100¢ · 49¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 59¢. How many cents change do you receive?

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

  4. 4. Complete the complement to one dollar: 61¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 25¢. How many extra cents must be added to reach $1.00 (100¢)?

    25¢$1.00 Target (100¢)25¢+?¢
    25¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  6. 6. Two coins in your pocket total 70¢. How many more cents make $1.00 (100¢)?

    70¢$1.00 Target (100¢)70¢+?¢
    70¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 85¢ on the counter, how many more cents are needed?

    85¢$1.00 Target (100¢)85¢+?¢
    $1.00 · 100¢ · 85¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 42¢ = ____ ($1.00 total).

    42¢$1.00 Target (100¢)42¢+?¢
    100¢ · 42¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 73¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    73¢$1.00 Target (100¢)73¢+?¢
    73¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 38¢. How many more cents do you need?

    38¢$1.00 Target (100¢)38¢+?¢
    $1.00 · 100¢ · 38¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 32¢. How many cents change do you receive?

    32¢$1.00 Target (100¢)32¢+?¢
    $1.00 · 100¢ · 32¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 95¢ + ____ = 100¢ ($1.00).

    95¢$1.00 Target (100¢)95¢+?¢
    95¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 60 · 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 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¢.

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 49¢. How many more cents do you need?

    51¢

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 59¢. How many cents change do you receive?

    41¢

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

  4. 4. Complete the complement to one dollar: 61¢ + ____ = 100¢ ($1.00).

    39¢

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

  5. 5. A piggy bank holds 25¢. How many extra cents must be added to reach $1.00 (100¢)?

    75¢

    Subtract 25¢ from 100¢: 100¢ − 25¢ = 75¢.

  6. 6. Two coins in your pocket total 70¢. How many more cents make $1.00 (100¢)?

    30¢

    Subtract 70¢ from 100¢: 100¢ − 70¢ = 30¢.

  7. 7. A bookmark costs $1.00 (100¢). If you already have 85¢ on the counter, how many more cents are needed?

    15¢

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

  8. 8. Find the missing amount to complete one dollar: 100¢ − 42¢ = ____ ($1.00 total).

    58¢

    Subtract 42¢ from 100¢: 100¢ − 42¢ = 58¢.

  9. 9. You have 73¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    27¢

    Subtract 73¢ from 100¢: 100¢ − 73¢ = 27¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 38¢. How many more cents do you need?

    62¢

    Subtract 38¢ from 100¢: 100¢ − 38¢ = 62¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 32¢. How many cents change do you receive?

    68¢

    Subtract 32¢ from 100¢: 100¢ − 32¢ = 68¢.

  12. 12. Complete the complement to one dollar: 95¢ + ____ = 100¢ ($1.00).

    5¢

    Subtract 95¢ from 100¢: 100¢ − 95¢ = 5¢.

12 questions · Seed 60 · 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 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)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 49¢. How many more cents do you need?

    49¢$1.00 Target (100¢)49¢+?¢
    $1.00 · 100¢ · 49¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 59¢. How many cents change do you receive?

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

  4. 4. Complete the complement to one dollar: 61¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 25¢. How many extra cents must be added to reach $1.00 (100¢)?

    25¢$1.00 Target (100¢)25¢+?¢
    25¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  6. 6. Two coins in your pocket total 70¢. How many more cents make $1.00 (100¢)?

    70¢$1.00 Target (100¢)70¢+?¢
    70¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  7. 7. A bookmark costs $1.00 (100¢). If you already have 85¢ on the counter, how many more cents are needed?

    85¢$1.00 Target (100¢)85¢+?¢
    $1.00 · 100¢ · 85¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 42¢ = ____ ($1.00 total).

    42¢$1.00 Target (100¢)42¢+?¢
    100¢ · 42¢ · $1.00 · Complements to $1.00 (cents)

  9. 9. You have 73¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    73¢$1.00 Target (100¢)73¢+?¢
    73¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 38¢. How many more cents do you need?

    38¢$1.00 Target (100¢)38¢+?¢
    $1.00 · 100¢ · 38¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 32¢. How many cents change do you receive?

    32¢$1.00 Target (100¢)32¢+?¢
    $1.00 · 100¢ · 32¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 95¢ + ____ = 100¢ ($1.00).

    95¢$1.00 Target (100¢)95¢+?¢
    95¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 60 · 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 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¢.

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 49¢. How many more cents do you need?

    51¢

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 59¢. How many cents change do you receive?

    41¢

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

  4. 4. Complete the complement to one dollar: 61¢ + ____ = 100¢ ($1.00).

    39¢

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

  5. 5. A piggy bank holds 25¢. How many extra cents must be added to reach $1.00 (100¢)?

    75¢

    Subtract 25¢ from 100¢: 100¢ − 25¢ = 75¢.

  6. 6. Two coins in your pocket total 70¢. How many more cents make $1.00 (100¢)?

    30¢

    Subtract 70¢ from 100¢: 100¢ − 70¢ = 30¢.

  7. 7. A bookmark costs $1.00 (100¢). If you already have 85¢ on the counter, how many more cents are needed?

    15¢

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

  8. 8. Find the missing amount to complete one dollar: 100¢ − 42¢ = ____ ($1.00 total).

    58¢

    Subtract 42¢ from 100¢: 100¢ − 42¢ = 58¢.

  9. 9. You have 73¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    27¢

    Subtract 73¢ from 100¢: 100¢ − 73¢ = 27¢.

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 38¢. How many more cents do you need?

    62¢

    Subtract 38¢ from 100¢: 100¢ − 38¢ = 62¢.

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 32¢. How many cents change do you receive?

    68¢

    Subtract 32¢ from 100¢: 100¢ − 32¢ = 68¢.

  12. 12. Complete the complement to one dollar: 95¢ + ____ = 100¢ ($1.00).

    5¢

    Subtract 95¢ from 100¢: 100¢ − 95¢ = 5¢.

12 questions · Seed 60 · Age guidance, not curriculum certification