Improve your speed for addition problems by looking for digits in the 'units column' that add to 10. Here are example problems,

25 + 8 + 5 can be rearranged to 25 + 5 + 8, which becomes 30 + 8 which is 38. Easy!

48 + 3 + 2 can be rearranged to 48 + 2 + 3 which becomes 50 + 3 which is 53. Easy!

26 + 7 + 4 can be rearranged to 26 + 4 + 7 which becomes 30 + 7 which is 37. Easy!

Strive for accuracy and and then strive for gaining speed. Enjoy the challenge!

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