7/25/2019 Crab Challenges Giveaway

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rab hallenges

The crabs each have a challenge for you. Use the box to work out your answers andrecord your solution.

Use the numbersfrom 1 10 to form

pairs with thefollowing totals 7,

8, 10, 14 and 16.

Find two numberswith a sum of 38and a difference

of 12.

How many timeswould you write the

digit 7, if you wrote allof the numbers from

100 200?

Find 3 consecutive

numbers that addto 51.

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Crab Challenges Answer KeyThe crabs each have a challenge for you. Use the box to work out your answers and

record your solution.

Use the numbersfrom 1 10 to form

pairs with thefollowing totals 7,8, 10, 14 and 16.

Find two numberswith a sum of 38and a difference

of 12.

How many times

would you write thedigit 7, if you wrote allof the numbers from100 200?

3 and 41 and 72 and 85 and 9

6 and 10

13 and 25

20 times -

107, 117, 127, 137, 147, 157, 167,170, 171, 172, 173, 174, 175, 176,177, 178, 179, 187, 197

Find 3 consecutivenumbers that add

to 51.

16, 17, 18

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