Write and evaluate the expression. Then, complete the statements.
Multiplication Words
Yuna ran three times as many kilometers.
Evaluate when k = 12.2.
First, write the expression as
Second,
12.2 in for the variable, k.
Third,
by
3 and 12.2.
double
multiply
The answer is
product
twice
times

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota