Year 7 Algorithms for adding and subtracting

Front

Give the result for the following:

17

+ 34

Back

51

Front

Find the answer to this difference:

241

-129

Back

112

Front

Calculate the sum:

23

+ 45

Back

68

Front

Farmer Green owns 287 sheep,

Farmer Brown owns 526 sheep, and

Farmer Grey owns 1,041 sheep. How

many sheep are there in total?

Back

287 + 526 + 1,041 = 1,854

Front

Find the result:

56

+ 19

Back

75

Front

Find the answer to this difference.

86

- 65

Back

21

Front

Solve the following:

48

+ 36

Back

84

Front

Find the answer to this difference:

92

- 47

Back

45

Front

Calculate the sum:

29

+ 53

Back

82

Front

Solve the following:

32

+ 27

Back

59