1. Using Estimation Strategies
COURSE 2 LESSON 1-1
At the zoo, you see a Colombian black spider monkey. The length of its body is cm. The length of its tail is cm. To the nearest tenth of a centimeter, estimate the total length of the monkey’s body and tail.
Round to the nearest tenth.
137.3 Add.
The total length is about cm.
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2. Using Estimation Strategies
COURSE 2 LESSON 1-1
A rectangular kitchen is 8.5 ft long and 5.75 ft wide. Use rounding to estimate the area of the kitchen in square feet.
Round each factor to the nearest whole number.
9  6 = 54 Multiply.
The area of the kitchen is about 54 ft2.
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