Question

3.5 Multiply 62 by 35, firstly by breaking down 35 in its terms (30+5) and secondly by breaking down 35 in its factors (5×7). Show all your steps

Answer 1

a)

$$62(35)=62(30+5)=62(30)+62(5)$$

$$=1860+310=2170$$

b)

$$62(35)=62(5\times 7)=62(5)\times 7$$

$$=310\times 7=2170$$