Froggy Jumps Decimal Duel: Adding and Subtracting ChallengeOnline version Test your skills in adding and subtracting decimals with this fun quiz game! by Ramadan Rafat 1 What is 3.5 + 2.7? a 6.2 b 5.9 c 6.0 2 How do you align decimals when adding? a By the largest number b By the smallest number c By the decimal point 3 What is 5.6 - 2.4? a 4.2 b 3.2 c 2.2 4 When subtracting decimals, what should you do if the top number has fewer decimal places? a Ignore the difference b Round up the top number c Add zeros to the right 5 What is 0.75 + 0.25? a 0.50 b 1.0 c 0.90 6 Which of the following is a correct way to write 0.05? a 1/50 b 1/20 c 5/100 7 What is 1.2 - 0.9? a 0.5 b 0.3 c 0.1 8 How do you check your work after adding decimals? a Add the addends again b Multiply the numbers c Subtract the sum from one addend 9 What is the result of 4.8 + 3.6? a 7.4 b 9.4 c 8.4 10 What is 2.5 - 1.1? a 1.3 b 1.4 c 1.5