How many more shells did Xiao Hong pick up than Xiao Liang?
32-21=11（个）
Class 1 got 12 little red flags, while class 2 got 3 more than class 1. How many did the second class get?
12+3=15（面）
Two turtles lay eggs. The first one lays 86 eggs and the second one lays 9 more than the first one. How many eggs did the second turtle lay?
86+9=95（个）
This year, there are 53 ducks on the artificial duck island, 18 fewer than last year. How many ducks were there last year?
53-18=35（只）
Xiaoyu takes the MTR to the airport. When he swipes his card at the exit of the station, the display at the gate is as shown in the figure. The balance of his card when he enters the station is ( ) yuan. (fill in the serial number)
25+36=61（元） 所以选③
Mom has a cold, so Dad rushes to buy 2 different boxes of medicine from the take-out platform, with a delivery fee of $5 (free for $80). How much did Dad pay in total?
43+39=82（元）
Mr. Wong did 18 minutes of anaerobic exercise and then 25 minutes of aerobic exercise, did he accomplish his goal this time?
18+25=43（分钟） 43＞40 所以完成了
The weather conditions in Beijing on a particular day are shown below. What is the difference in degrees Celsius between the maximum and minimum temperatures? (℃ in degrees Celsius)
26-15=11（℃）
In the basketball game, the Red Team scored 47 points in the first half, and the score of the two teams at the end of the game is shown in the figure below. (1) How many points did the Red Team score in the second half?
86-47=39（分）
There are 27 natural guardians on the planet Tennessee, and Saturn has 55 more natural guardians than Tennessee, how many natural guardians does Saturn have?
27+55=82(颗)
