Multiplying Decimals — Quiz Answers

Isaac applied the following steps to find the product of 4 point 2 times negative 5 point 4 Isaac's Work Step 1: 4 point 2 times negative 5 point 4 is equal to negative 5 point 4 times 4 point 2 Step 2: is equal to negative 5 point 4 times 4 plus negative 5 point 4 times 0 point 2 Step 3: is equal to negative 21 point 6 plus negative 1 point 0 8 Step 4: is equal to negative 22 point 6 8 Which step shows where Isaac applied the distributive property?

Which shows two products that both result in positive values?

Sydney applied the steps to find the product of 3 point 1 times negative 1 point 6 Sydney's Work Step 1: 3 point 1 times negative 1 point 6 is equal to negative 1 point 6 times 3 point 1 Step 2: is equal to _______________ Step 3: is equal to negative 4 point 8 plus negative 0 point 1 6 Step 4: is equal to negative 4 point 9 6 Which expression correctly fills in the blank in Step 2?

David made an error when determining the product of negative 2 point 5 times negative 8 point 3 David's Work Step 1: negative 2 point 5 times negative 8 point 3 is equal to negative 8 point 3 times negative 2 point 5 Step 2: is equal to negative 8 point 3 times negative 2 plus negative 8 point 3 times negative 0 point 5 Step 3: is equal to negative 16 point 6 plus negative 4 point 1 5 Step 4: is equal to negative 20 point 7 5 In which step did David make his first error?

What is the product of negative 0 point 9 times negative 2 point 4 ?

What is the product of negative 1 point 5 times 0 point 8 ?

What is the product of negative 0 point 5 times negative 1 point 2 times negative 5 point 2 2 ?

Seema used compatible numbers to estimate the product of negative 25 point 3 1 times 9 point 6 1 What was her estimate?

What is the product of negative 22 point 1 times negative 5 point 6 ?

Which correctly applies the distributive property to show an equivalent expression to negative 2 point 1 times 3 point 4 ?