19 first graders went to a sports day. 3 of them did the long jump, 11 ran in a race, and others did the high jump.
Answer the following questions to complete the addition expression.
What number belongs in the first box?
How many students did the high jump?
Find the three numbers from 4, 1, 7, 9, and 2 whose sum is 10.
Olivia has 3 chocolates, 7 lollipops, and 6 fruit candies. In total, she has pieces of candy.
Find the picture that shows the amount of candy she has.