1) Identify the unknown. a) several box of pencils b) several pencils c) The total number of pencils 2) Choose the appropriate unknown number sentences a) b x 15 = 120 b) b ÷ 15 = 120 c) b + 15 = 120 3) Choose the appropriate unknown number sentences a) 56 x f = 7 b) 56 ÷ f = 7 c) 56 - f = 7 4) Identify the unknown. a) few friends b) some buttons c) Fatimah 5) Identify the unknown. a) the container b) The remaining pineapple tat c) some pineapple tat 6) Choose the appropriate unknown number sentences a) 200 - p = 80 b) 200 ÷ p = 80 c) 200 + p = 80 7) Choose the appropriate unknown number sentences a) 90 x f = 120 b) 90 - f = 120 c) 90 + f = 120 8) Identify the unknown. a) An aquarium b) a few more fish c) the number of fish 9) Identify the unknown. a) 60 more sheets of paper b) current paper volume c) few sheets of paper 10) Choose the appropriate unknown number sentences a) p - 60 = 85 b) p + 60 = 85 c) p x 60 = 85

Unknown - Math Year 3

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