Money and Making Change — Answer Key
Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1. Fix the sentence:
In Grade 3, 2 quarters plus 3 dimes equal 70 cents.
Corrected: In Grade 3, 2 quarters plus 3 dimes equal 80 cents.
2 x 25 = 50, and 3 x 10 = 30, so 50 + 30 = 80 cents.
2. Fix the sentence:
Four quarters in Grade 3 money add up to 75 cents.
Corrected: Four quarters in Grade 3 money add up to 100 cents.
25 + 25 + 25 + 25 equals 100 cents, which is one dollar.
3. Fix the sentence:
In Grade 3, 5 nickels plus 2 dimes equal 35 cents.
Corrected: In Grade 3, 5 nickels plus 2 dimes equal 45 cents.
5 x 5 = 25, and 2 x 10 = 20, so 25 + 20 = 45 cents.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. In Grade 3 money, 3 quarters equal 75 cents.
3 x 25 = 75 cents when counting quarters in Grade 3.
2. In Grade 3, 4 dimes plus 2 nickels equal 50 cents.
4 x 10 = 40, and 2 x 5 = 10, so 40 + 10 = 50 cents.
3. In Grade 3 money, 2 quarters plus 5 pennies equal 55 cents.
2 x 25 = 50 and 5 x 1 = 5, giving 55 cents total.
4. In Grade 3, 1 quarter plus 3 dimes plus 1 nickel equals 60 cents.
25 + 30 + 5 = 60 cents when adding mixed coins.
Part C: True or False?
Read each statement. Circle True or False.
1. In Grade 3 money, 4 quarters equal 100 cents or $1.
True False
4 x 25 = 100 cents, which is one dollar in Grade 3.
2. In Grade 3, 10 pennies are worth more than 1 dime.
True False
10 pennies equal 10 cents, the same value as 1 dime.
3. In Grade 3 money, 2 quarters plus 2 dimes equal 70 cents.
True False
2 x 25 = 50 and 2 x 10 = 20, so 50 + 20 = 70 cents.