C4D6_Adding & Subtracting Decimals_AY2425

Find the sum: 35.61 + 12.93

• 45.84

• 48.54

• 35.81

• 54.87

Tamara is able to jump 17.6 feet. The world record in the long jump is 39.3 feet. What is the difference between the world record and the distance that Tamara can jump?

• 21.7

• 20.7

• 31.7

• 32.7

What is the sum of 1.70+4.65?

• 2.95
• 5.35
• 6.35
• a decimal

10.05-8.3

• 2.1

• 1.7

• 1.77

• 1.75

Tyra went to the movies and bought a coke for $1.25, popcorn for $4.25 and peanut butter M&Ms for $3. How much did Tyra spend in all?

• $5.53

• $8.50

• $7.53

• $10.50

Answer explanation

IN ALL --> Adding

Lacy and Gerald gave their heights for a school survey. Lacy’s height is 51.25 inches. Gerald’s height is 46.65 inches. How many inches taller is Lacy than Gerald?

• 15.6 inches

• 15.4 inches

• 5.4 inches

• 4.6 inches

During a science experiment, Marcus found the mass of two rocks to be 31.6 grams and 45.2 grams. What is the total mass of these two rocks?

• 14.4

• 14.8

• 74.8

• 76.8

Beth worked 33.25 hours last week and 23.75 this week. How many total hours did she work? 

• 40 hrs
• 57 hrs
• 52 hrs
• 50 hrs

A computer programmer had two files with a total size of 93 gigabytes. If one of the files was 50.30 gigabytes, how big is the second file?

• 143.3 Gb
• 42.7 files
• 42.7 Gb
• Really big

Mrs. Stigall had $135.62 in her bank account. She deposited $58.90. How much money does she have in her account now?

• $193.52

• $194.52

• $194.53

• $76.72