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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 46¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    46¢$1.00 Target (100¢)46¢+?¢
    46¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 86¢. How many more cents do you need?

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 72¢. How many cents change do you receive?

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

  4. 4. Complete the complement to one dollar: 54¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 31¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 73¢. How many more cents make $1.00 (100¢)?

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 15¢ on the counter, how many more cents are needed?

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

  8. 8. Find the missing amount to complete one dollar: 100¢ − 85¢ = ____ ($1.00 total).

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

  9. 9. You have 76¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 35¢. How many more cents do you need?

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 95¢. How many cents change do you receive?

    95¢$1.00 Target (100¢)95¢+?¢
    $1.00 · 100¢ · 95¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 39¢ + ____ = 100¢ ($1.00).

    39¢$1.00 Target (100¢)39¢+?¢
    39¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 66 · 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 46¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    54¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 86¢. How many more cents do you need?

    14¢

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 72¢. How many cents change do you receive?

    28¢

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

  4. 4. Complete the complement to one dollar: 54¢ + ____ = 100¢ ($1.00).

    46¢

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

  5. 5. A piggy bank holds 31¢. How many extra cents must be added to reach $1.00 (100¢)?

    69¢

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

  6. 6. Two coins in your pocket total 73¢. How many more cents make $1.00 (100¢)?

    27¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 15¢ on the counter, how many more cents are needed?

    85¢

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

  8. 8. Find the missing amount to complete one dollar: 100¢ − 85¢ = ____ ($1.00 total).

    15¢

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

  9. 9. You have 76¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    24¢

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

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 35¢. How many more cents do you need?

    65¢

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 95¢. How many cents change do you receive?

    5¢

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

  12. 12. Complete the complement to one dollar: 39¢ + ____ = 100¢ ($1.00).

    61¢

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

12 questions · Seed 66 · 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 46¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    46¢$1.00 Target (100¢)46¢+?¢
    46¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 86¢. How many more cents do you need?

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 72¢. How many cents change do you receive?

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

  4. 4. Complete the complement to one dollar: 54¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 31¢. How many extra cents must be added to reach $1.00 (100¢)?

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

  6. 6. Two coins in your pocket total 73¢. How many more cents make $1.00 (100¢)?

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 15¢ on the counter, how many more cents are needed?

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

  8. 8. Find the missing amount to complete one dollar: 100¢ − 85¢ = ____ ($1.00 total).

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

  9. 9. You have 76¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

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

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 35¢. How many more cents do you need?

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 95¢. How many cents change do you receive?

    95¢$1.00 Target (100¢)95¢+?¢
    $1.00 · 100¢ · 95¢ · Complements to $1.00 (cents)

  12. 12. Complete the complement to one dollar: 39¢ + ____ = 100¢ ($1.00).

    39¢$1.00 Target (100¢)39¢+?¢
    39¢ · 100¢ · $1.00 · Complements to $1.00 (cents)
12 questions · Seed 66 · 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 46¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    54¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 86¢. How many more cents do you need?

    14¢

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 72¢. How many cents change do you receive?

    28¢

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

  4. 4. Complete the complement to one dollar: 54¢ + ____ = 100¢ ($1.00).

    46¢

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

  5. 5. A piggy bank holds 31¢. How many extra cents must be added to reach $1.00 (100¢)?

    69¢

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

  6. 6. Two coins in your pocket total 73¢. How many more cents make $1.00 (100¢)?

    27¢

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

  7. 7. A bookmark costs $1.00 (100¢). If you already have 15¢ on the counter, how many more cents are needed?

    85¢

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

  8. 8. Find the missing amount to complete one dollar: 100¢ − 85¢ = ____ ($1.00 total).

    15¢

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

  9. 9. You have 76¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    24¢

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

  10. 10. A sticker pack costs $1.00 (100¢) and you have saved 35¢. How many more cents do you need?

    65¢

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 95¢. How many cents change do you receive?

    5¢

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

  12. 12. Complete the complement to one dollar: 39¢ + ____ = 100¢ ($1.00).

    61¢

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

12 questions · Seed 66 · Age guidance, not curriculum certification