Lelfy

Basic Arithmetic Quiz

Basic Arithmetic: ten practice questions on operations, negative numbers, and everyday calculations. Every answer is explained.

Free, with no sign-up.

ByLelfy Editorial Team

For High school students and adults reviewing the topic.

About 10 minutes. 10 questions.

How does it work?

  1. Choose one answer or enter a number as requested, then check it.
  2. Read the explanation before continuing.
  3. Round only the final answer to the precision requested.

What will you get?

See your score and review the reasoning behind each answer.

Question 1Evaluate 14 + 6 × 7. Enter a whole number.

Answers within 0.5 of the expected value are accepted.

Question 2At dawn the temperature is −9 °C. It rises by 14 °C, then falls by 8 °C. Find the final temperature in °C as a whole number.

Answers within 0.5 °C of the expected value are accepted.

Question 3Six notebooks cost $3.45 each. What is the total in dollars, rounded to the nearest cent?

Answers within 0.005 dollars of the expected value are accepted.

Question 4During a shift, a worker earns $16 per hour for 5 hours plus a $15 allowance. Calculate total pay in dollars to the nearest cent.

Answers within 0.005 dollars of the expected value are accepted.

Question 5An estimate for 48.6 + 21.8 + 9.7 is 80. Find the exact sum, rounded to one decimal place.

Answers within 0.05 of the expected value are accepted.

Question 6Compute 72 ÷ 9 × 5, giving a whole number.

Answers within 0.5 of the expected value are accepted.

Question 7A $20 payment goes toward a $32.65 purchase. What additional amount in dollars completes the payment?
Question 8A calculation reads: step 1, 12 + 6 × 4; step 2, 18 × 4; step 3, 72; step 4, 70 + 2. Which step first changes the value incorrectly?
Question 9What value equals (11 − 4) × 6?
Question 10Which number equals −8 − (−5)?

Answer every question to see and share your score.

Read the topic guide