Question

which expressions represent the same amount as 342? choose 2 answers: a 3 hundreds + 42 tens b 3 hundreds + 4 ones+ 2 ones c 3 hundreds + 42 ones

Explanation:

Step1: Evaluate Option A

$3\times100 + 42\times10 = 300 + 420 = 720
eq 342$

Step2: Evaluate Option B

$3\times100 + 4\times1 + 2\times1 = 300 + 4 + 2 = 342$

Step3: Evaluate Option C

$3\times100 + 42\times1 = 300 + 42 = 342$

Answer:

B. 3 hundreds + 4 ones+ 2 ones, C. 3 hundreds + 42 ones