I have 15 oranges, I gave away 5. How many do I have left?, 10, 5, 20, 15, If I have 30 candies and eat 10, how many remain?, 20, 10, 30, 40, There are 50 books, I read 20. How many are unread?, 30, 20, 50, 70, I bought 25 pencils, lost 5. How many do I have?, 20, 5, 25, 30, If I have 40 marbles and give away 15, how many are left?, 25, 15, 40, 55, I have 60 stickers, used 10. How many remain?, 50, 10, 60, 70, There are 100 balloons, 30 burst. How many are left?, 70, 30, 100, 130, If I have 80 coins and spend 20, how many do I have?, 60, 20, 80, 100, I have 90 cards, trade 40. How many are left?, 50, 40, 90, 130, If I have 70 toys and donate 30, how many remain?, 40, 30, 70, 100, I have 200 stamps, sell 50. How many do I have?, 150, 50, 200, 250, There are 120 chairs, 20 are broken. How many are usable?, 100, 20, 120, 140, If I have 300 pages to read and finish 100, how many are left?, 200, 100, 300, 400, I have 500 coins, lose 100. How many remain?, 400, 100, 500, 600, There are 250 apples, 50 are eaten. How many are left?, 200, 50, 250, 300, If I have 150 pens and give away 50, how many do I have?, 100, 50, 150, 200, I have 400 books, donate 100. How many are left?, 300, 100, 400, 500, There are 600 flowers, 200 wilt. How many are fresh?, 400, 200, 600, 800, If I have 350 candies and eat 150, how many remain?, 200, 150, 350, 500, I have 1000 coins, spend 300. How many do I have?, 700, 300, 1000, 1300.

B1 Level Maths Problems

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