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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 36¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    36¢$1.00 Target (100¢)36¢+?¢
    36¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 78¢. How many more cents do you need?

    78¢$1.00 Target (100¢)78¢+?¢
    $1.00 · 100¢ · 78¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 42¢. How many cents change do you receive?

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

  4. 4. Complete the complement to one dollar: 17¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 54¢. How many extra cents must be added to reach $1.00 (100¢)?

    54¢$1.00 Target (100¢)54¢+?¢
    54¢ · $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 6¢ on the counter, how many more cents are needed?

    6¢$1.00 Target (100¢)6¢+?¢
    $1.00 · 100¢ · 6¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 27¢ = ____ ($1.00 total).

    27¢$1.00 Target (100¢)27¢+?¢
    100¢ · 27¢ · $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 77¢. How many more cents do you need?

    77¢$1.00 Target (100¢)77¢+?¢
    $1.00 · 100¢ · 77¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 13¢. How many cents change do you receive?

    13¢$1.00 Target (100¢)13¢+?¢
    $1.00 · 100¢ · 13¢ · Complements to $1.00 (cents)

  12. 12. 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)
12 questions · Seed 43 · 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 36¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    64¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 78¢. How many more cents do you need?

    22¢

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 42¢. How many cents change do you receive?

    58¢

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

  4. 4. Complete the complement to one dollar: 17¢ + ____ = 100¢ ($1.00).

    83¢

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

  5. 5. A piggy bank holds 54¢. How many extra cents must be added to reach $1.00 (100¢)?

    46¢

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

  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 6¢ on the counter, how many more cents are needed?

    94¢

    Subtract 6¢ from 100¢: 100¢ − 6¢ = 94¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 27¢ = ____ ($1.00 total).

    73¢

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

  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 77¢. How many more cents do you need?

    23¢

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 13¢. How many cents change do you receive?

    87¢

    Subtract 13¢ from 100¢: 100¢ − 13¢ = 87¢.

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

    39¢

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

12 questions · Seed 43 · 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 36¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    36¢$1.00 Target (100¢)36¢+?¢
    36¢ · $1.00 · 100¢ · Complements to $1.00 (cents)

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 78¢. How many more cents do you need?

    78¢$1.00 Target (100¢)78¢+?¢
    $1.00 · 100¢ · 78¢ · Complements to $1.00 (cents)

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 42¢. How many cents change do you receive?

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

  4. 4. Complete the complement to one dollar: 17¢ + ____ = 100¢ ($1.00).

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

  5. 5. A piggy bank holds 54¢. How many extra cents must be added to reach $1.00 (100¢)?

    54¢$1.00 Target (100¢)54¢+?¢
    54¢ · $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 6¢ on the counter, how many more cents are needed?

    6¢$1.00 Target (100¢)6¢+?¢
    $1.00 · 100¢ · 6¢ · Complements to $1.00 (cents)

  8. 8. Find the missing amount to complete one dollar: 100¢ − 27¢ = ____ ($1.00 total).

    27¢$1.00 Target (100¢)27¢+?¢
    100¢ · 27¢ · $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 77¢. How many more cents do you need?

    77¢$1.00 Target (100¢)77¢+?¢
    $1.00 · 100¢ · 77¢ · Complements to $1.00 (cents)

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 13¢. How many cents change do you receive?

    13¢$1.00 Target (100¢)13¢+?¢
    $1.00 · 100¢ · 13¢ · Complements to $1.00 (cents)

  12. 12. 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)
12 questions · Seed 43 · 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 36¢ in your coin purse. How many more cents do you need to make $1.00 (100¢)?

    64¢

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

  2. 2. A sticker pack costs $1.00 (100¢) and you have saved 78¢. How many more cents do you need?

    22¢

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

  3. 3. You pay with a $1.00 note (100¢) for a snack costing 42¢. How many cents change do you receive?

    58¢

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

  4. 4. Complete the complement to one dollar: 17¢ + ____ = 100¢ ($1.00).

    83¢

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

  5. 5. A piggy bank holds 54¢. How many extra cents must be added to reach $1.00 (100¢)?

    46¢

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

  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 6¢ on the counter, how many more cents are needed?

    94¢

    Subtract 6¢ from 100¢: 100¢ − 6¢ = 94¢.

  8. 8. Find the missing amount to complete one dollar: 100¢ − 27¢ = ____ ($1.00 total).

    73¢

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

  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 77¢. How many more cents do you need?

    23¢

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

  11. 11. You pay with a $1.00 note (100¢) for a snack costing 13¢. How many cents change do you receive?

    87¢

    Subtract 13¢ from 100¢: 100¢ − 13¢ = 87¢.

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

    39¢

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

12 questions · Seed 43 · Age guidance, not curriculum certification