Q2 of 42 Page 4

Write the following in the decimal form:

(i) (5 × 10) + (6 × 1);


(ii) (7 × 100) + (5 × 10) + (8 × 1);


(iii) (6 × 1000) + (5 × 10) + (8 × 1);


(iv) (7 × 1000) + (6 × 1);


(v) (1 × 1000) + (1 × 10).

(i) (5 × 10) + (6 × 1)


= 50 + 6


= 56


(i) (7 × 100) + (5 × 10) + (8 × 1);


= 700 + 50 + 8


= 758


(ii) (6 × 1000) + (5 × 10) + (8 × 1);


= 6000+ 50 + 8


= 6058


(iii) (7 × 1000) + (6 × 1);


= 7000+ 6


= 7006


(iv) (1 × 1000) + (1 × 10).


= 1000+ 10


= 1010


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