1.2 Add and subtract positive integers

Tick the pairs of numbers that add together to make 100

• 7

• 81

• 93

• 21

Tick the pairs of numbers that add together to make 100.

• 81

• 19

• 69

• 9

Tick the pairs of numbers that add together to make 100.

• 31

• 69

• 21

• 59

Tick the pairs of numbers that add together to make 100.

• 79

• 59

• 9

• 21

Tick the pairs of numbers that add together to make 100.

• 59

• 69

• 41

• 19

Tick the pairs of numbers that add together to make 100.

• 91

• 21

• 9

• 7

258 + 562

275 + 691

365 + 276

864 + 69