63
multiply by 1000
To find the value of ( ab ) when ( a = 7 ) and ( b = 9 ), you simply multiply the two values together. Thus, ( ab = 7 \times 9 = 63 ). Therefore, the value of ( ab ) is 63.
7 divided by 9 is7/9 = 0.777777777
It is7
0.91
210
0.35
49
980000
14.29
700g
1.609195402%