Outline Mathematics
Subtraction practice with small numbers

There are oranges and apples on the table, 4 fruits in all. If there are 1 oranges, how many apples are there? Anser: apples.

12 children played hide-and-seek. There were 10 boys. How many girls were there? Answer: children.

Of 10 in Eli's collection, 7 are small; all others are big. How many big balls are there in Eli's collection? Answer: balls.

On a warm afternoon, 18 birds sit perching on wires. Of these, 17 were doves. The rest were swallows. How many swallows sat on wires? Answer: birds.

In a city parking lot, there parked 15 vehicles. 2 of them were cars, the remaining were trucks. How many trucks were in the parking lot? Answer: trucks.

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