Bake Sale

Solution

They had 5 cookies left.

Explanation

One Way to Solve
Tammy sold 32 cookies.
Nick sold 5 more than Tammy.
    32 + 5 = 37
Cara sold 10 fewer than Tammy.
    32 − 10 = 22

Add the number of cookies each person sold to find out how many they sold altogether.

32 blank the number of cookies Tammy sold
37 blank the number of cookies Nick sold
+ 22 blank the number of cookies Cara sold
91 blank the total number of cookies sold

Subtract.

96 blank the number of cookies they had to sell
− 91 blank the number of cookies they sold
5 blank the number of cookies they had left

If you use the hundred chart, assign each person a different color.
Tammy — red
Nick — green
Cara — yellow
See the chart below.

a number chart

Another Way to Solve

Subtract or use the hundred chart to help you.

96 blank the number they had to sell
− 32 blank the number of cookies Tammy sold
64 blank the number of cookies left after Tammy sold her cookies

Nick sold 5 more than Tammy.

     32 + 5 = 37

64 blank the number of cookies left after Tammy sold her cookies
− 37 blank the number of cookies that Nick sold
27 blank the number of cookies left after Nick sold his cookies

Cara sold 10 fewer than Tammy.

     32 − 10 = 22

27 blank the number of cookies left after Nick sold his cookies
− 22 blank the number of cookies that Cara sold
5 blank the number of cookies left at the end of the bake sale


Houghton Mifflin Math Grade 2