5.1.2 a) Calculate the sum of the number of protons, neutr…

4.5 Type >,< or = in: 0,08 [ans1]   (8/100) (1)

3.9 Calculate the quotient of 60 and 15. Choose the correct…

3.10 In the number sentence: 525 ÷ 25 = 21 The divisor is:…

QUESTION 4 Complete the following calculations by fillin…

QUESTION 3 The following questions are multiple-choice q…

QUESTION 5 The following questions must be answered in…

3.7 Convert the following common fraction to a decimal numb…

4.4 Type >,< or = in: 0,04  [ans1]  0,004 (1)

3.1 Simplify the following fraction   (16/40) (1)