Question

1. solve:

$12.3 - 1.99 = \underline{\quad\quad}$

1. what decimal completes the equation in the table?

complete the table
3.5 $\times$ 4.01 $\underline{\quad\quad}$ $\underline{\quad\quad}$

1. solve:

$0.05 \div 0.2$
enter your answer in the box below.

Explanation:

Step1: Subtract decimals (Q12)

$12.3 - 1.99 = 10.31$

Step2: Multiply decimals (Q13)

$3.5 \times 4.01 = 3.5\times(4+0.01) = 3.5\times4 + 3.5\times0.01 = 14 + 0.035 = 14.035$

Step3: Divide decimals (Q14)

$0.05 \div 0.2 = \frac{0.05}{0.2} = \frac{5}{20} = 0.25$

Answer:

1. $10.31$
2. $14.035$
3. $0.25$