Basic Add
Basic Subtract
Not So Basic Add
Not So Basic Subtract
Real World
100
45.4+7.6
What is 53
100
6.3-2.7
What is 3.6
100
76+5.89
What is 81.89
100
6.26-2.5
What is 3.76
100

Sarah went to the grocery store with a $20.00 bill. She bought a gallon of milk for $3.89, and a block of cheese for $4.75. How much did her groceries cost in total?

What is $8.64

200
35.7+52.4
What is 88.1
200
7.75-3.60
What is 4.15
200
132.06+37.491
What is 169.551
200
4.802-1.3
What is 3.502
200

The Miller family hiked a trail that is 8.6 miles long. By lunchtime, they had hiked 3.85 miles. How many miles do they have left to hike to finish the trail?

What is 4.75 miles

300
14.68+70.05
What is 84.73
300
68.99-62.56
What is 6.43
300
5.888+197.3
What is 203.188
300
6.6-1.991
What is 4.609
300

Four friends ran a relay race. Their individual times were 12.45 seconds, 11.82 seconds, 13.04 seconds, and 12.19 seconds. What was the team's total combined time for the race?

What is 49.5 seconds

400
140.7+256.8
What is 397.5
400
4-3.4
What is 0.6
400
1,013+12.5734
What is 1025.5734
400
4.305-0.6666
What is 3.6384
400

Maya swam the 50-meter freestyle in 32.48 seconds. Her teammate, Chloe, finished the same race 1.65 seconds faster than Maya. What was Chloe's swimming time?

What is 30.83 seconds

500
893.57+613.88
What is 1507.45
500
80-0.088
What is 79.912
500
0.85763+99.5691
What is 100.42673
500
793.65-142.563
What is 651.087
500

Sarah went to the grocery store with a $20.00 bill. She bought a gallon of milk for $3.89, a loaf of bread for $2.49, and a block of cheese for $4.75. How much change did she receive? 



What is $8.87