Question

1. Find the sum by suitable rearrangement:

(a) 837 + 138 + 363
(b) 1968 + 451 + 1532 + 649

Pls answer correctly.
NO SPAMS.​

Answer 1

Answer:

(a) 1408

(b) 4600

Step-by-step explanation:

we will check the digit at the units place in the sum of those 2 numbers if it is easier to add the digit to in the units place of the sum of two numbers and the digit at units place of the third number then it is the most suitable arrangement

Answer 2

Answer:

a. 837+363(138)

= 1200+208

= 1408

b. 1968+451+1532+649

= (1962+1532) + (451+649)

= 4594

Step-by-step explanation:

*sigh I got my points back ⟵(๑¯◡¯๑)