Find the sum :
a ) `1/4 + 1/4`
( b ) `2 + 1 + 1/2`

Find the sum : 1 1/4+1 1/2

Find the sum : (a) 1 1/4+1 1/2 (b) 1 1/4+2 1/3

Find the sum of 1.4 and 2.23 .

Find the sum. 1/3+1/4

Find the sum 1/2+2/3+4/5

Find the value of ( -1/2 )^5 / ( -1/2 )^4 ÷ ( ( -1/8 ) )/( (-1/4 ) ) is ( A ) 2 ( B ) 0 ( C ) 1 ( D ) -1

Evaluate : ( 1/2 - 1/3 ) + ( 1/3 - 1/4 ) + ( 1/4 + 1/2 ) is equal to ( a ) 0 ( b ) 1/4 ( c ) 1/2   ( d ) 1

Find the mode of the data: 2/3, 1/2, 1/2, 1, 1/4, 2, 1/2, 1/4, 3/4

Find the sum of the series 1+ (1+2) + (1+2+3) + (1+2 + 3 +4)+ … + (1+2+3+… + 20) .